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The Farm Carbon Calculator just got better!

As a leading carbon assessment tool, The Farm Carbon Calculator is updated on a regular basis. We do this so you benefit from the most recent science, can access additional features, and have an improved experience completing reports. Read on to find out more.

Key Takeaways

  • Reports ending on or after 01 April 2025 will use the updated emissions factors outlined in What’s Changed 2025
  • Some changes have been backdated to improve all reports from 01 January 2000 onwards – these will only be applied if you recalculate a report or edit an item.
  • To maintain a record of your original report, LOCK and do not edit old reports
  • Instead, make a copy of an old report – this will apply any backdated changes and give you the option to compare to the original report to see what has changed
  • If you are making a new report you will have many more options for adding:
    • Specific sprays (branded herbicides, fungicides etc.) “Inputs > Sprays” section
    • Branded & generic fertilisers “Inputs > Specific fertilisers” section
    • Imported organic fertility sources and the emissions from their application “Crops > Organic fertility sources”
    • Potential sequestration from Agroforestry areas “Sequestration > Agroforestry” section
Photo credit: Rob Purdew – Farm Carbon Toolkit

Our Development Cycle

Every April we release updates to the methodology behind the Calculator as well as tweaks to the ways reports are made. 

This Spring we will update the calculator 3 times; 

  • Our annual comprehensive methodology and functionality update.
  • Improvements to how we calculate livestock emissions.
  • Improvements to our calculations of land-use change emissions.

We’ll focus here on the first of these which will launch on 1 April 2025. Our methodology is the combination and range of formulas which sit behind the calculator and help us calculate emissions on any farm in the UK. We have updated the emissions factors in this methodology, we added new ones, and we have acted on your feedback to improve the way the calculator looks and feels to ensure the system continues to work for you.

Emissions Factors – if you were wondering – are the variables used in the formulas behind your report. They tell us, for example, the emissions produced when fuel is burned, and the emissions produced in manufacturing the fuel in the first place.

Our updated methodology is used for the main calculator at https://calculator.farmcarbontoolkit.org.uk, and also by many users of external applications. For example, many farm management systems, banks, and consultants rely on our methodology, as well as multiple white labelled or more specialised calculators across the agricultural industry, and beyond – like the Equine Carbon Calculator.

We’re talking here about thousands of farms creating multiple thousands of reports every year – our team spends the bulk of their time ensuring everything fundamental is right!

We know changes to methodology affect carbon reports, and carbon reports reflect your farm – so you deserve to know a bit about how this is changing. Let’s ask the obvious question first:

Why does the methodology keep changing?

In short, because the underlying sources have changed or updated. The calculator sits on top of thousands of hours of research and experience, coming from within our team over 16 years of development, from agronomists and farmers, from academia, and the research arms of governments and international organisations. The result of this work is the wide range of sources you can see on our references page. 

Emissions factors change 

Every spring, all emissions factors are checked, and in some cases are changed – for our April 2025 methodology that is 3,000 existing factors, and 7,000 new ones! We update some factors to match new versions of existing data sources, such as annual governmental data sets like the UK GHG inventory which details UK industrial emissions. Our factors and data sources also change as new items are added, better sources become available, and in some cases, factors change because sources fall out of use as they become outdated or irrelevant. Overall the methodology relies on 114 references which can be found on our references page, or listed with each item in our data collection sheet, which can be downloaded from our resources page.

Changes to emissions factors also occur because more industries are undertaking more rigorous carbon footprinting so we can get a better estimate of the emissions from producing, transporting and using various products. This work provides us more granular detail on emissions and allows us to give you more options when selecting items in your reports. 

Moreover, as sectors decarbonise, the emissions associated with utilities and commodities change, and thus we need to update emissions factors to reflect this. As an example, this year the emissions associated with the average tariff for electricity have reduced by nearly 10%, due to an increase in the proportion of electricity coming from renewable energy. We therefore want you to see the benefit in your reports as industries decarbonise, so your electricity use this year will be lower than the year before even if the same quantity of energy is used. This should not deter you from making your own efforts to decarbonise, but does allow you to share the benefits of UK progression. 

Emissions calculations undergo review

Sometimes the calculations underlying your report change because of an improved understanding of biological systems or a re-interpretation of the available evidence. In a developing field like agricultural carbon footprinting, working with other organisations to make sense of the available evidence and international guidance within the UK context can help us identify areas where calculations can be improved. This is why we continue to seek pre-competitive collaborations with other companies and research organisations (to find out more about the projects and harmonisation work).

One such calculation that has undergone re-interpretation is the calculation underpinning organic fertility emissions. With a better understanding of the underlying processes, and the components relevant to the equation, we have been able to add more specificity and more options to the organic fertility options. You will now see options for when and where fertility sources are applied, and for manures you will have the ability to select application approaches – meaning emissions mitigation approaches such as deep-injection of slurry are appropriately adjusted. Changes like these allow you to better understand your carbon footprinting journey and allow a more nuanced appraisal of your farming emissions. We are striving to increase the specificity of the calculator, aiming to provide you the user with the opportunity to enter the highest tier of emissions calculation. 

There are 3 tiers of GHG emissions calculations

Tier 1: This tier uses default emissions factors and data from the IPCC for different climatic regions to generate broad estimates. The use of global data and a general approach results in low accuracy.

Tier 2: This method enhances accuracy by using emission factors specific to a country or region and more detailed activity data, such as local energy consumption. This approach is more accurate than Tier 1 because it incorporates factors that are more relevant to the specific conditions of the region.

Tier 3: Uses real-time data, sophisticated models, and system-specific emission factors, and is the most accurate method, using detailed modelling or direct measurements, as well as highly specific data for the particular circumstances of the country or sector.

We are striving for tier 3 where practical in your reports, however, the reality is that most people do not have time to enter the copious data required for accurate calculation at tier 3.

Changes to the calculator

As explored above, an update like this one has introduced many changes, you will see these highlighted in full: 

One example of an item on the calculator that has recently changed is sugar beet crop residues. In 2024, we updated and improved our methodology that accounts for the N2O emissions associated with crop residues decomposing in the field after harvest. This used crop N contents and harvest index ratios from the UK GHG Inventory (1990- 2021 Inv) plugged into the IPCC 2019 refinement crop residue calculation, making it a Tier 2 method. This calculation gave sugar beet a relatively high emissions factor compared to other crops.

This year the UK GHG inventory released a new version (1990 – 2022), which has updated their values for sugar beet. This update by the UK GHG inventory includes adjusting the harvest index, lowering N contents for aboveground and belowground residue and lowering above to below-ground residue ratios; all of which are used for “deriving a country-specific parameter for sugar beet residue emissions”. This has resulted in a 77 – 89% decrease in the April 2025 update depending on the residue management practice. As this is such a large change, which has been updated with better data, we have decided to backdate this emissions factor to ensure drastic changes between years for the same amount of crop residue are not reported. 

Not all changes in the calculator are this drastic, and in the “What’s Changed” document you will see a list of changing emissions factors.

So will my carbon footprint go up or down?

We can’t predict with certainty how annual updates will affect your report because every farm is different, but we know there will be changes. It very much depends on what you do on the farm and the best way to see this will be to copy a report, change the end date and see for yourself. We will see some examples of farm reports below. Changes to how you farm will, in most cases, have a larger and more important monitorable effect than changes to the methodology we talk about here.

In other words – if it is your focus, keep looking for ways to reduce emissions on your farm! Bear in mind that changes to practice can take time to show up in your carbon footprint and may have other impacts, be it environmental (benefitting biodiversity, reducing water use, cleaning soil and air pollution), social (ensuring food security, providing jobs, leaving space to roam, nurturing communities) or financial (boosting profits, building resilience, or ensuring financial security). These impacts may not result in reduced carbon emissions, however at FCT we fully support farmers taking a holistic all-encompassing approach to improving their sustainability. If you would like support or advice on reducing your farm’s footprint as part of the wider context of your farm, our advisors can help.

The rest of this blog will dig into some examples of what might change for some example reports.

Visualising the changes with example reports

We have created example farm reports that compare emissions factors before and after the April update for various farming systems. These reports, which span April 2023 to March 2024 and April 2024 to March 2025, use consistent items and quantities to ensure the thing changing is the emissions factors. It’s crucial to remember that actual farm reports will vary year-to-year due to changes in both practices and purchased materials, not just emissions factors.

As you can see in Figure 1, comparing the same reports across both periods does not result in large differences. Table 1 gives the percentage change in the total carbon emissions (tCO2e) and total carbon balance (which includes carbon removals by sequestration – tCO2e) for each report. On average, reports with the updated emissions factors resulted in a decrease in total carbon emissions and total carbon balance. This will vary depending on what items have been chosen in reports. 

Figure 1. Carbon emissions and sequestration in tonnes of carbon dioxide equivalent (tCO2e) for farm reports for the years 2024 and 2025. These reports represent individual farm examples and do not represent an average of that farming sector.

The dairy report experienced an increase due to livestock feeds being updated with the latest Global Feed LCA Institute source (GFLI). In comparison, the poultry and the beef report experienced a decrease in emissions due to updating this same source, as some feed items have increased, whilst others have decreased.

The large decrease in the carbon balance for the poultry report is due to a combination of emissions factors decreasing e.g. livestock feeds and bedding (-21.58%), materials (-8.86%) and fuels (-5.43%) alongside changes in carbon sequestration factors (-8.75% i.e. an increase in sequestration), resulting in a relatively large decrease in the carbon balance. 

The arable and horticulture report have remained relatively similar with changes below 5%. To see a more detailed breakdown of what changed in these reports and in the calculator, check out our What’s Changed document

Report% Change in Emissions% Change in Balance
Arable0.871.11
Beef-10.48-11.65
Dairy3.785.43
Horticulture3.543.91
Poultry-9.16-54.30
Average-2.29-11.10
Table 1. The percentage change in carbon emissions and carbon balance for each report.

It’s not just changes – there are new items too!

Importantly, we also use this update to add in new items that people have requested. In this update you can expect to see: 

  • Over 6000 more specific sprays (branded herbicides, fungicides etc.) 
  • Over 100 more branded & generic fertilisers
  • The ability to search an item in the inputs section to quickly find your item on our system
  • Over 400 new imported organic fertility sources and the emissions from their application in different seasons and with different application methods
  • New options for agroforestry and silvopasture including a range of densities and ages of woodland
  • New options to enter market garden crops on a smaller scale 
  • New options to enter landscaping materials associated with paving and decking

For a full list of what has been added see the “What’s Changed” document, or the data collection sheets, where new Items have been flagged with a star. 

Communicating this change

If you need to communicate this article in a sentence, for example alongside your report within a supply chain, or to accompany a project you are involved in, use this:

The Farm Carbon Calculator has updated its emissions factors in line with the latest data sources – detailed information about what has changed can be found at https://calculator.farmcarbontoolkit.org.uk/resources

Further support

Contact Michael Brown at [email protected]


Reflections on the 7th Carbon Budget from the  Climate Change Committee

Every five years, the Committee on Climate Change (CCC)1 publishes a statutory report detailing the UK’s ‘carbon budget’ for a future five-year period. The 7th Carbon Budget covers the period 2038-2042. It is a stock-take of UK GHG emissions (current and future) and provides advice to the Government on how and where these emissions will need to be reduced (‘the pathway’) if the UK is to meet its legal obligations to reduce emissions to net zero by 2050. 

This report came out with other reports and consultations such as the Defra Land Use Framework Consultation and the IGD’s Net Zero Transition Plan for the UK Food System. Certainly how we produce food and look after agricultural land in the UK is coming more and more under the spotlight.

Within the 7th Carbon Budget report, it is good to see that the role of land use change in removing carbon is now being linked to agricultural land which gives a truer picture than was previously the case, when land use change was in a separate silo.

It is clear that the carbon budget is very high level, focussing on climate impacts only, with little reference to the impacts of the proposed changes on biodiversity across the UK’s agricultural land. In reviewing this budget, FCT has taken a very practical viewpoint and has reflected on areas where the budget could have helpfully provided more detail and looked at how to fully engage with farmers and growers across the land who are on the delivery frontline.

As other sectors decarbonise, the proportion of total emissions arising from agriculture will increase, putting more pressure on the sector to make progress on emissions reduction and carbon removals. In 2022 the contribution of agriculture to overall UK emissions was 12%. By 2040 this is predicted to rise to 27%, after the activity to reduce emissions set out in the carbon budget and it will be the second highest emitter after aviation even with the target action outlined in this carbon budget.

The report proposes a pathway for agriculture to reach net zero by 2050. Not surprisingly woodland creation, peatland restoration and other land use changes are highlighted as mechanisms to sequester more carbon. There is significant reliance on carbon sequestration into land sinks through the 2040’s but little reliance on any level of carbon sequestration into soil itself. 

There is a reliance on increased tree planting from the late 2020’s onwards as trees will only start to sequester larger volumes of carbon from 15 years of age onwards. According to the UK Woodland Carbon Code, sequestration rates for woodland increase dramatically during the “teenage years” of woodland establishment. In total, woodland creation has been modelled to contribute 15% to emissions reduction by 2050 . This will require an additional 1.1 million ha of woodland to be planted by 2050. In addition some 300,000 ha of lowland peat and 970,000 ha of upland peat will be returned to natural/ rewetted condition by the same time.

For agriculture the reduction in overall GHG emissions is targeted at 45% by 2050 compared to 2022, coming primarily from a reduction in livestock numbers (38% by 2050) with a relatively small contribution from the adoption of low carbon farming practices. These reductions are significant, reducing the breeding flock of sheep from 15 to 11 million ewes and the breeding cattle herd from 3 to 2 million head.

The reduction in grazing livestock numbers will release land for tree planting. The combined effect of the changes to farming practice and tree planting is to suggest that the sector will become a net sequesterer of carbon by 2048.

There are a number of important assumptions included within this budget which bear further scrutiny:

  • Crop yields will increase by 16% by 2050. Presumably this increase is deemed necessary to ensure adequate plant based foods to replace the current levels of meat in our diets. However it is questionable whether this will be achievable in practice, even if gene editing technologies are successful and fully deployed as more adverse weather events are already affecting yield levels in the UK and across the world. It is not clear how critical to successful achievement of the overall plan this is.
  • Stocking rates for grazing livestock on lowland will increase by around 10% with stocking rates in the upland reduced. Presumably the former is to allow for more land to be released to grow crops for human consumption and the latter to reflect the current over-grazing in parts of the upland and to reflect rewetting of upland peatlands and the proposals for tree planting. Targeting increased stocking rates for lowland livestock could require additional artificial fertiliser inputs which would seem counter intuitive, though the increased stocking rate could potentially be achieved through improvements in grassland utilisation efficiency.
  • Consumption of meat products (primarily beef and lamb) will fall by 35% by 2050 compared to 2019 levels. On first sight it would appear that changes in consumption are mirroring proposed reductions in livestock numbers, however, no mention is made of any changes in dairy cow numbers, but since the majority of beef produced in the UK comes from the dairy herd this will also impact milk production. Consideration is also given to replacing meat in ready meals with plant based alternatives which will negatively affect carcass balance, with lower value “cuts” often used for this purpose at the moment. This would put further pressure on sector profitability. The targeted reduction in ruminant livestock numbers would lead to a lower requirement of permanent grassland for grazing of a similar order to the reduction in livestock numbers. This would amount to around 3 million ha which could be diverted for other use, where this is possible. Tree planting would be a key use for poorer quality ground (topography and stoniness) with better quality grassland moving to arable cropping where this is possible. This would probably lead to loss of carbon from soils, especially when permanent grassland is first transitioned to arable cropping2. It is not clear whether this has been accounted for within the overall budget. 
  • The carbon budget includes a very low value (0.5Mt CO2e per year for carbon removed by grassland soils). This appears to be low and seems to take little account of the ability for well-managed livestock systems to bring multiple benefits beyond reducing emissions including carbon removals into soils and enhanced biodiversity.

    More research and data analysis is required urgently to inform us of the ability of the soil to permanently and reliably store more carbon and how best this can be done. We have some information as do others, but as yet this is not a body of evidence which the CCC can use as part of its carbon budget.
  • Returning around 300,000 ha lowland peat to a rewetted state will impinge upon its current use for growing vegetables, fruit and arable crops. The report does mention that some 10% of horticultural production will move indoors, which is likely to focus on leafy salad type crops. However for field scale vegetable production left to be grown outdoors the question remains as to where they will be grown. Moving vegetable growing to other parts of the UK will require careful site selection if current levels of margin (currently pretty low) are to be maintained and consideration of the infrastructure required, such as pack houses and cold stores.

There were also a number of notable omissions from the budget:

  • Whilst the pathway to reduce nitrous oxide emissions are recognised as coming primarily from agriculture, there is no mention of the need to reduce reliance on fossil fuel based N fertilisers. For arable cropping, up to 75% of total emissions arise from the production and use of artificial N fertiliser. Great work is being done to produce low carbon alternatives, but further information on the likely “winning technologies” in this space would have been helpful.
  • The level of efficiency of the UK to produce food at a lower GHG intensity than some other nations, utilising fewer arable resources (land and feed) and with lower supply chain discards through a circular feed system provides the nation with a competitive advantage in terms of overall emissions per unit of home grown food. This could be better recognised within the budget report.
  • There is no mention of any target to reduce numbers of pigs and poultry within this 7th Carbon Budget. Whilst the animals themselves do not emit methane, their manures do and their reliance on imported soya has a significant impact on overall UK agriculture emissions as well as the soil degradation associated with cereal production to grow the cereals they wholly rely on. We have estimated that reducing reliance on imported soya by 50% and moving to feeding UK grown beans and pulses will reduce the emissions from agriculture by 7% (primarily due to reduced reliance on artificial N fertiliser and to removing deforestation emissions on 50% soya supply).

Reliance on land use change to enable agriculture to reach net zero by 2050

In the period from 2043-2050 agriculture and land use are budgeted to contribute the largest share of net emissions reduction (35%) – see figure 2 below from the Carbon Budget report, and to reach net zero emissions by 2050 as a result of increases in carbon sequestration into land sinks (primarily increased areas of woodland and reduced emissions from peatland due to changed management) with emissions of around 25Mt CO2e and sequestration of around 26Mt CO2e per year. Current emissions from UK agriculture are around 48Mt CO2e per year.

Distribution of emissions reductions during each carbon budget period (Climate Change Committee, Seventh Carbon Budget, 2025)

At FCT, we are in agreement with the Agriculture Advisory Group of the UK Climate Change Committee and its report in calling for more nuanced targets which better reflect the benefits of UK livestock production, especially when it is primarily based on the consumption of forages. We also agree with their view that it is important to reflect on the impact of the different gases on warming aligned to the Paris Agreement temperature goal. Both GWP100 and GWP* metrics are important and could already be reported in concert to inform on both GHG accounting (CO2e) for national inventories and impact of different GHGs on climate warming (CO2e) important for the Paris Agreement. 

We believe that the report could be much more positive about the contribution that resilient farming businesses, agricultural land and farmers can make to meeting the climate change challenge. Positive engagement and empowerment of farmers, growers and land managers are critical elements in building confidence and encouraging investment but is currently patchy, with beacons of good practice such as the Farm Net Zero project in Cornwall, which is delivering change on the ground and practically supporting farm businesses to transition towards net zero.

Footnotes

  1. A body set up to hold the government to account on their progress towards net zero and reducing emissions
  2. The UK GHG inventory suggests that the average change in non- organic soil carbon density (to 1M deep) from converting grassland to cropland in England is -24 tonnes C/ ha, in Scotland is -101 tC/ha, Wales -39 tC/ha and NI -68 tC/ha

Bringing new and novel fertilisers into Calculators: a call for further collaboration 

This month marks a year since the publication of the ‘Harmonisation of Carbon Accounting Tools for Agriculture’ report commissioned by Defra and produced by ADAS. 

The collaborative efforts of the three leading carbon calculators resulted in significant progress being made, especially in the area of harmonisation on methods to bring new and novel fertilisers into our Calculators.

An opportunity for harmonisation

Commissioned by Defra in 2022, the independent ADAS report sought to explore the level of divergence in carbon assessments between carbon calculators and provide recommendations for harmonisation, with the ultimate goal of ensuring comparability of results between the different providers. As the report states:

It is not about identification of which calculator is better or worse than others. It is intended that the insights from this analysis will help inform a potential approach that will enable providers to develop their calculators in a way that creates increased comparability of results while still allowing innovation.

Successful collaboration

In response to the publication of the report, three of the UK’s major carbon calculators – Agrecalc, Cool Farm Tool, and the Farm Carbon Calculator – agreed to work together in June 2024 to harmonise their calculator methodologies, on the understanding that such work would ultimately benefit all their end users. 

Since that initial meeting, we are pleased to report significant progress on one area of divergence identified by ADAS between the different calculators reviewed, namely fertiliser embedded emissions.  In addition, we are working on Calculator interoperability to enable data transfer between Calculators.

We have recently established an Industry Fertiliser Steering Group to explore how new and novel fertilisers with lower carbon footprints should be incorporated into all carbon calculators. This work is being kindly supported by the Agriculture Industries Confederation (AIC). With a range of new and novel fertilisers being developed and introduced into the UK, it is important that any emissions reductions brought about by these products can be accurately accounted for by the calculator tools. 

Join us

Following the successful collaboration between Agrecalc, Cool Farm Tool, and the Farm Carbon Calculator, we are keen to invite other calculator providers who also publicly provide transparency in their calculator methodologies to join us on this harmonisation activity.  Liz Bowles, CEO of Farm Carbon Toolkit said:

We are keen to support all Calculators who wish to work together for the benefit of the agricultural sector.

Our mutual goal is collaboration with industry, trade bodies, and fellow calculator providers in the UK and internationally, so that we can actively contribute to the development of more consistent approaches to on-farm carbon calculation, for the ultimate benefit of our varied customers. We look forward to hearing from you.

Additional Information

This positive, collaborative work has come about as a direct result of the ADAS report commissioned by Defra. Further information on the report is set out below, together with some key aspects to assist everyone in the agri-food sector to understand more about how farm-based greenhouse gas emissions are estimated.

The purpose of the ADAS work

This project was developed to quantify the level of divergence in the calculation of farm-level emissions between a selection of the main carbon calculators on the market, understand the causes of this divergence, and determine how those differences might impact the user. By its nature, the report focuses on the differences between calculators and the challenges of providing robust estimations while making the process accessible to non-expert users. 

However, as the report states:

It is important to recognise that despite these challenges the calculators are all able to provide the farmer with a baseline understanding of emissions and can facilitate the start, and ongoing development, of a decarbonisation process.

Fundamentals of all Farm Carbon Calculators

As the report states:

all carbon calculators are models; there is no single correct answer as they are aiming to simplify a complex biological system

However, it is important to understand why there are differences in results between calculators and identify ways to minimise these differences. 

Harmonisation of calculators aims to ensure greater levels of precision of outputs, while recognising the need to simplify data entry to support the use by non-expert users (e.g., farmers), in order to facilitate the provision of consistent guidance to farmers to support their decarbonisation efforts.

Findings of the work

The report did not recommend any one calculator as being superior to the other calculators investigated. Indeed, what has become clear is that different calculators ask different questions and there is currently no one standard question. 

It is important for farmers and growers to look at how individual calculators work for them in providing results at a product, enterprise or whole farm level and seek one which meets their specific needs. The report set out the main areas where ADAS found differences between how the calculators dealt with different types of emissions and how the boundaries for such measurements were set.

Conclusions

It is clear that there is still much work to be done by all calculators to ensure they remain aligned with emerging guidance as this science develops and matures. The good news is that data standards harmonisation is underway, driven by the tool owners themselves. 

While there continues to be a range of different user and supply chain requirements for a farm carbon footprint (from corporate scope 3 reporting and risk management planning to product footprinting and on-farm resilience planning) there will be an ecosystem of different tools and providers to meet this range of needs. One size does not fit all in this space!

To identify which Calculator might suit you best, AHDB has set out a useful set of questions to guide you: Carbon footprint calculators – what to ask to help you choose | AHDB

Notes to Editors

As the UK agricultural supply industry’s leading trade association, the Agricultural Industries Confederation (AIC) represents businesses in key sectors within the supply chains that feed the nation.

Its Member businesses supply UK farmers and growers with animal feed, fertiliser, seed, crop protection products, trusted advice and quality services that are essential to producing food, as well as trading crops and commodities across the globe.

Formed in October 2003 by a merger of three trade associations, today AIC has over 230 Members in the agri-supply trade and represents £17.8 billion* turnover at farmgate.

AIC works on behalf of its Members by lobbying policymakers and stakeholders, delivering information, providing trade assurance schemes, and offering technical support.

www.agindustries.org.uk

*According to a 2023 survey of AIC Members.

Farm Carbon Toolkit is an independent, farmer-led Community Interest Company, supporting farmers to measure, understand and act on their greenhouse gas emissions while improving their business resilience for the future.

The Farm Carbon Calculator uses the IPCC 2019 and UK GHG Inventory methodologies and is aligned with the GHG protocol agricultural guidance.  Recent developments have allowed us to provide greater interoperability with other data platforms through our Report Export API and Carbon Calculation Engine API. This represents a step-change in the industry’s ability to provide trustworthy carbon footprints with transparent methodologies on platforms where farmers already collect data, thus reducing the data inputting onus on farmers. This new functionality has been warmly welcomed by supply chain businesses who are now using our Calculation Engine to support their customers without the need for further data entry.

The Farm Carbon Calculator is used across the UK and on four continents with global usage growing at around 20% per year.

For over a decade, Farm Carbon Toolkit has delivered a range of practical projects, tools and services that have inspired real action on the ground. Organisations they work with include the Duchy of Cornwall, First Milk, Tesco, Yeo Valley and WWF. The Farm Carbon Calculator is a leading on-farm carbon audit tool, used by over 8,000 farmers in the UK and beyond. To find out more visit www.farmcarbontoolkit.org.uk  

Media contact: Rachel Hucker ([email protected] 07541 453413)

Agrecalc, a carbon footprint tool developed by combining practical expertise with world-class agricultural science, is a precise instrument that offers both breadth and depth of on-farm and through-the-supply-chain calculations of GHG gas emissions.

Agrecalc is the largest source of collated farm benchmark data from thousands of farms, having been used as the designated tool to deliver carbon audits under various schemes since 2016. It is recognised as the preferred carbon calculator in many of the emerging government programmes.

With a mission to increase efficiency and business viability of food production, the scientists, consultants, and developers who work on Agrecalc, strive to constantly upgrade the calculator according to the most up-to-date available research results and recommendations.

Media contact: Aleksandra Stevanovic, Head of Marketing; ([email protected]; 07551 263 407)

Cool Farm Alliance is a science-led, not-for-profit membership organisation (community interest company) that owns, manages, and improves the Cool Farm Tool and cultivates the leadership network to advance regenerative agriculture at scale.

For over fifteen years, the Cool Farm Alliance has worked to put knowledge in the hands of farmers and empower the full supply chain to understand and support agro-ecological restoration by providing a respected, standardised calculation engine to measure and report on agriculture’s impact on the environment. The Cool Farm Tool has established widely endorsed, science-based metrics for water, climate, and biodiversity, supported in 17 languages and used in more than 150 countries around the world.

Cool Farm Alliance members share the need for a respected, consistent, standardised, independent calculation engine and have joined the Alliance to ensure the Cool Farm Tool meets this need, now and in the future.  To find out more visit https://coolfarm.org/

Media contact: Kandia Appadoo ([email protected])

Telling the story of farming, climate and nature in Cornwall

Guest blog by Claire Wallerstein, Cornwall Climate Care

Food systems under threat from climate change

Among the many threats posed by climate change, maybe the greatest is to our food systems. With our country producing less than 60% of what we eat, and the climate crisis already having a huge impact on many of the places we import our food from, the UK clearly needs to become more self-sufficient.

But increasingly extreme weather is affecting food production right here too. Following last winter’s endless rains, British farmers have had one of their worst harvests ever. We know that the way our land is farmed and managed can help us to mitigate the impacts of the climate crisis… or indeed to make things much worse.

However, with farmers facing unprecedented financial challenges and record numbers now fearing they’ll go out of business, can we realistically expect them to protect us all from climate change too?

Farming and land use are also increasingly becoming a lightning rod in the climate culture wars. Half-truths, misinformation and outright lies are being pushed across social media by those with a vested interest in crushing the whole green agenda.

While filming the Cornwall’s Climate Stories documentaries, we’ve been keen to find out whether all of this is impacting real world efforts to boost pro-climate and nature-friendly farming.

Farmers centre stage, with a supporting role by FCT!

As filmmakers without a personal connection to farming, it’s been fascinating for us to interview so many farmers and food producers across Cornwall (and our film Food for Thought was actually presented by an organic beef farmer). 

We’ve also featured several members of the Farm Carbon Toolkit (FCT) team, including technical director Becky Willson, who we met in the middle of the 2022 drought.

Becky demonstrating the properties and health of soil

Becky took us out in a Cornish field to show us the huge differences that regenerative farming can make to both farmers and wider society. Biologically-healthy soils are not only more fertile, but also store more carbon, support more wildlife, and hold much more water – reducing flash flooding during our increasingly torrential downpours, but also enabling crops to keep growing during increasing periods of drought.

Another of our interviewees was FCT Impact Manager Jonathan Smith, who is trying to adapt to increasing coastal erosion as the sea level rises around his beautiful organic farm on St Martin’s in the Isles of Scilly.  

Meanwhile, Farm Carbon & Soil Advisor Anthony Ellis appeared in our film Power to the People about climate change and energy, addressing one of the biggest flashpoints around climate action in rural areas – solar farms.

The loud public outcry against the idea of solar panels covering productive farmland has been unavoidable. However, Anthony believes we’re missing a trick by viewing land use in such a binary way. 

He has raised his panels up 18 inches higher than usual to allow his sheep to graze beneath them. Aside from bringing him in additional income, the panels also improve the welfare of his animals.

When we visited on a very hot summer’s day, the sheep were relaxing in the shade of the panels and Anthony explained the grass holds on better beneath them during droughts than it does out in the open. Chickens can be kept beneath solar panels and all manner of veg grown between them too. 

Anthony’s sheep under solar panels on a warm day

Few will argue that solar farms are beautiful – but the popular view of these sites as sterile and lifeless can be far from the truth. Recent studies have found well-managed solar farms act as vital havens for wildflowers and critical pollinators among barren landscapes of industrial farmland.

Bringing nuance into the debate

Concern over food security is totally understandable. However, even if all the solar area envisioned in the government’s net zero plans were built, this would still take up only 0.3% of our land area – just half the amount of land taken up by golf courses (and 0.5% of the land currently used for farming).

Solar farms are far from the only controversial way of using farmland to tackle the climate crisis though. Tree-planting initiatives are also leading to fears of food-growing areas being lost. 

However, the picture is more nuanced here too. Agroforestry is a great way of introducing more trees into the landscape, while still using it for farming.

Chris Jones, who farms near Ladock, has planted strips of willow through some fields, allowing him to mob graze his livestock (regularly moving animals on from one small area of land to another, which is a great way of boosting soil biology and carbon storage).

Mob grazed cattle

Planting more trees across a farm, or allowing hedgerows to grow out, not only benefits birds, pollinators and other wildlife. This can also provide shade and shelter, important for livestock as our weather becomes more extreme, as well as additional fodder. Trees can also be coppiced to provide firewood or fencing materials, or could provide additional crops such as fruit or nuts.

Tree planting is often linked to something else that has spawned huge controversy – rewilding. Yet several farmers across Cornwall are involved in this to different degrees too, re-introducing extinct or struggling species from tiny harvest mice or water voles to larger and much more misunderstood ones, like beavers. 

There’s alarm in some quarters about beavers eating fish (they’re vegetarian) or killing trees (most of the trees they fell regenerate). Concern about flooding of farmland may be more of a possibility. However, experience in countries like Germany, where beavers were reintroduced over 60 years ago, has shown these animals can be managed and relocated quite easily if problems arise.

In terms of benefits, beavers’ leaky dams help to clean up rivers and drastically reduce flash flooding, while the ponds behind them have been proven to kickstart an amazing return of other life, from insects and fish to bats and birds. Importantly for farmers in our changing climate, they can also provide a valuable reserve of water for potential use in times of drought.

Turning challenges to opportunities

We’ve met so many Cornish farmers who are grasping the climate challenge with great enthusiasm – from the Stoke Climsland cluster of small farmers working together to create wildlife corridors across their wider landscape, to huge businesses like Riviera Produce, which farms 8,000 acres across Cornwall, producing a significant amount of the UK’s cauliflowers, cabbage, courgettes and kale.

Riviera farm manager David Thomas looking at soil quality in a field of green manure

By adopting more techniques such as companion planting to encourage natural pest predators, Riviera have managed to massively reduce the amounts of pesticides and other chemicals they use. Worm counts in their soils have boomed, and by using cover crops after harvest instead of leaving bare earth there’s now far less run-off from their fields to cause flooding in nearby villages.

But…. there is one big elephant in the room around farming and climate action in Cornwall. Just a cursory glance shows that most of our farmland is dedicated to livestock – and the climate impact globally of the meat and dairy industry is huge.

Livestock farming may be a traditional part of Cornwall’s heritage and it’s true that we grow grass here very well. However, many animals today actually live in highly intensive systems dependent on imported feed and chemicals, with their waste contained in vast slurry lagoons that pump out planet-heating methane. 

Innovative Cornish research is attempting to tackle these impacts – for example by capturing methane and turning it into a green fuel, or researching new feeds to replace damaging Amazonian soya.

These advances are important given that these mass-produced animal products are sadly much more affordable than milk or meat from higher welfare and more nature-friendly, pasture-fed animals.

However, it’s also important to recognise that nearly 10% of the UK population is now either vegetarian or vegan. Could this offer new diversification opportunities for Cornish farmers too? 

We already have more Community Supported Agriculture (CSA) schemes, growing veg to organic principles, than anywhere else in the country – but there is potential for much more horticulture here too. A changing climate may increasingly also enable us to farm more and different crops, such as sweet potatoes, soya and grapes. 

Holly Whitelaw testing (and tasting?!) soil at Boasvern CSA in West Cornwall

At least one Cornish livestock farmer is even considering growing oats to tap into the vegan oat milk market too!

Farmers have always been great at adapting to whatever is thrown at them – be that weather, government policies or changing public tastes.

However, as climate impacts worsen, adaptability is going to become key to their survival. We all depend on farmers three times a day, so supporting them in this changing world should be a priority for all of us too.

We’ve seen some tantalising glimpses all over Cornwall of many ways in which farming could become more resilient and much better for nature, people and the climate. 

Making this a meaningful reality is clearly going to need much greater support from the government. However, we hope that, by showcasing the stories of so many passionate food producers around Cornwall, our films can help to enthuse more of the farming community to get on board with becoming part of the climate solution too.

Watch the films

You can watch all the excellent films for free here at https://www.cornwallclimate.org/films

FCT would like to send thank Claire for the blog and the excellent work of bringing to life Cornwall’s Climate Stories.

In the Spotlight: The Incredible Role of Dung Beetles on Livestock Farms

The inaugural Dung Beetle Conference took place in June 2024 at Yeo Valley Holt Farm in Bristol – a collaboration that puts this tiny beast on the farm vet agenda.

Written by Rob Howe

It would have seemed a far-fetched idea a few years ago, a two-day conference about dung beetles attended by farmers, vets, policymakers and schoolchildren. Yet in June this year, we pulled it off, with huge thanks to Dr Hannah Jones (Farm Carbon Toolkit) and Rob Howe (BCVA, COWS, Vet Sustain), together with event sponsors, First Milk, Yeo Valley, Techion, Micron Agritech and Duggan Veterinary Supplies.

Hannah and Rob share mindsets around regenerative farming topics and how dung beetles should fit into all farmer’s thoughts and practices. Researchers have previously held Dung Fauna conferences, but these have been largely academic. This re-imagining of those events held by Richard Wall, Bryony Sands, Sarah Beynon and others, aimed to focus on biodiverse farming and integrated parasite management (IPM), which has been the focus of Rob’s work both in practice, in research and in his Nuffield Scholarship

Conference Write-Up

The conference was opened by Sarah Beynon who spoke passionately about dung beetles and of her seminal work calculating their positive £367m of beneficial financial impact every year to UK cattle farms. Darren Mann, widely considered the gospel on dung beetles, wowed the audience with his own passion and bluntly hilarious style! We then heard of the impact parasiticides have in the environment and the degradation times of dung pats, as well as new research linking their abundance and diversity to soil health parameters from Bryony Sands, video-linked from the USA. 

Organisers found it rewarding to see all the decades of superb work from so many inspiring people, brought together and shared with those that need to know it most – farmers and vets. 

There is an impressive body of work now that led to my own  efforts in proving there is an alternative approach – Integrated  Parasite Management (IPM)

Rob Howe, BCVA, COWS, Vet Sustain

Rob Howe spoke on the importance of IPM, and the vital role of the vet, along with a vision for animal health tied in with this new approach. I then had the privilege of handing over to a wide array of experts in their fields to talk on the individual subjects and strategies that make up IPM, including species diversity, farming biodiverse, breeding for resilience, the role of trees, pasture management, soils and FEC testing. It was a ram-packed day punctuated at lunch by a dung safari led brilliantly by Darren Mann.

The conference also offered an opportunity to see demonstrations of key providers of in-house FEC testing by FECPAK, Micron, and Ovacyte who all attended and sponsored the event 

Day Two started in the mature agroforestry system, and a dung beetle hunt was led by Claire Whittle, with input from many others including Sally-Ann Spence and Lindsay Whistance, whose work on the value of trees for livestock, needs much more airtime.

Over the two days we got to hear from so many great speakers all linking dung beetles to wider biodiversity including birds, a fantastic project on Dartmoor and how equine and small animal vets and owners are grasping the opportunity to have similar positive impact in their respective fields.

 The responsible use of parasiticides  

The conference ended with a workshop supported by BCVA, COWS and Vet Sustain. The workshop opened with a short “scene setting” presentation from the VMD with an overview of the current regulatory framework for veterinary medicines in the UK. The discussion groups focused on the issues around responsible prescribing and parasiticide use and identifying workable solutions and associated actions to drive much-needed positive change to promote the responsible use of parasiticides.

BCVA has been working hard behind the scenes for some years to influence progressive policy change in this area. BCVA’s policy on parasite control was launched by Sally Wilson in 2021, following Rob Howe’s IPM workshop and introduction to the power of dung beetles at Congress. BCVA has since been involved in wider collaborative discussions with the VMD and additional stakeholder organisations and recently worked with BVA on parallel activities to make progress on this important subject.

Key asks, actions & outcomes from the workshop

Farmers, farm advisors and farm vets all fed back in the workshops, offering a range of ideas, with the following common themes:  

Education 

  • To promote IPM as a more sustainable way to approach the use of parasiticides, all groups cited novel education and training as essential – specifically, for practising vets but also in vet schools and agricultural colleges.  
  • A strong desire for everyone to get on board with a “new narrative” on display at the conference, reaching beyond IPM, producing food good for humans, the planet and of course animals.  
  • Peer-to-peer learning opportunities were valued highly by everyone when it came to shifting farming practices, with many on display at the conference.

Funding 

  • It was highlighted that opportunities for IPM to be funded within the SFI-type schemes, as it is in the arable sector, would be beneficial.  
  • A general fund for (farms’) innovative ideas rather than prescriptive lists. Excellent examples might be EID/  Handling/Weighing facilities for DLWG and helping IPM &  targeted selective treatments.  
  • A cross-industry fund created to facilitate the rollout of IPM; training and tools for delivery and recording.  

Monitoring 

  • Collecting baseline figures on top-level use for the livestock sector would enable monitoring of progress, similar to those seen with antibiotics. The VMD were present, and we hope in time will help deliver this.  
  • The same applies to the farm level where benchmarking could help drive change. This may be more likely to come from the industry itself.

Policy & Governance 

  • Advertising of parasiticides should not be targeted at end users (across spp)  
  • POM-V status could ensure this, but so could a legal change in advertising rules for parasiticides.  
  • IPM should come into landscape recovery, and eventually as standard everywhere  
  • A desire for support for vaccines such as louping ill to be available and others developed  
  • More robust environmental assessments (small animals particularly) and enforcements of product advisory wording across species. 

Communication 

  • The need for improved communication between the entire farm team and advisors  
  • Improved communication between vets and SQPs would be ideal. An app to facilitate IPM may be able to help achieve this. 

Landscape approaches 

  • Commons health plans and or landscape health plans (look outside the farm gate). 

Industry support, facilitation & incentives 

  • Milk buyers are already involved in a positive way. Great examples here at the conference with First Milk and Yeo Valley sponsoring and encouraging positive changes.  
  • Others including M&S support farms to look at parasite control through an IPM lens and Muller leading the way in starting to measure usage. 

Timeline for Change 

  • Sentiment for action was positive, with 5 years set as a target, since this movement is already happening as evidenced at the conference, and people are aware, so major change could happen quite quickly.  

Get in touch and join the movement

The conference concluded with a commitment to work across the sector to progress these key actions. We would like to hear from anyone keen to help achieve these aims and or be involved in the next one. Please contact Rob_ [email protected] or [email protected].

Conference Acknowledgements

This conference built on a brilliant legacy of research, and brought together farmers, vets, soil experts, entomologists, researchers, industry and public, to celebrate the great work that is going on, but also to shape future policy and regulation. In the interest of brevity, it hasn’t been possible to acknowledge every speaker, contributor or supporter of this event, but the organisers would like to thank everyone who helped make this happen and also show appreciation to all those who have worked for some time in this important area to advance our profession’s understanding. And finally, a huge thank you to all the event sponsors – Yeo Valley, First Milk, Techion, Micron Agritech and Duggan Veterinary Supplies – without whom we could not have made this day happen.

Conference Reflections from a Vet
Andy Adler – Farm Carbon Toolkit – Vet Perspectives


As a vet who has been out of clinical work for a while, I turned up to the Dung Beetle Conference 2024 due to my role in one of the sponsoring companies, Farm Carbon Toolkit. I had been aware of dung beetles and integrated parasite management (IPM), but I had little knowledge and no experience discussing IPM with farmers.

I found a place with positive energy and a diversity of farmers, vets, and industry professionals united in the need to identify how to support ecology in farming while supporting food production. The mix of sponsors from First Milk, Yeo Valley and Farm Carbon Toolkit meant that the industry was well represented and led the conversation on how to get to a farming system with a positive impact on the environment and nature.

Shifting baselines (Masashi Soga, 2018) come to mind for me. Farmers there described how dung pats would disappear within 24 hours as multiple species of dung beetles eat, bury and process the dung. I still find this expectation ‘unbelievable’; however, I accept that this is due to my shifted baseline of expectation. I also realised that as vets, we must deal with the conflict of interest between animal needs and the owner’s ability. Now, we have to deal with disputes between animal needs, nature needs and the owner’s ability to understand how best they can balance off competing demands.

I left after two days of interactive talks and an exploratory field safari, identifying dung beetles and understanding their abundance within healthy pats. My mind was opened. I now look in cow pats and understand how few beetles are on some farms.

The following questions (and more!) have sat with me since.

– How can we understand our shifted baseline and rebalance it?
– How do vets deal with an additional conflict of interest?
– Can IPM become a veterinary campaign similar to the Mastitis Plan or Health Feet Program?

I would highly recommend that farm vets think about dung beetles and their moral and ethical responsibilities towards the environment, animal welfare, and owners’ needs.

Further reading

What happened at our Annual Field Day 2024

The FCT field day was an event to shine a light on the sustainable solutions benefiting farmers economically, socially and environmentally.  The focus was on mixed agricultural systems, as well as celebrating those who are doing the most to reduce greenhouse gas emissions and sequester carbon into their soils.

On the 25th September 2024, our Annual Field Day brought together farmers from all over the country, including the winners of our past FCT Soil and Carbon Farmer of the Year competitions, to hear about the exciting developments in sustainable agriculture. In addition, we were grateful to HSBC UK Agriculture who helped sponsor the Carbon Farmer of the Year Competition and to all our supporters of the Annual Field Day –  Cross Compliance Solutions, First Milk, Shearwell, Velcourt and Yeo Valley.

The event was held at Boycefield Farm in Dilwyn, courtesy of Billy Lewis, Soil Farmer of the year (2022) and the Lewis family. The day was a grey one with a few showers but did not dampen any spirits or the curiosity of the farmers that enjoyed the day! 

Our delegates arrived ready for a 10am start which was officially kicked off by a welcome from FCT CEO Liz Bowles and an introduction to the farm by host Billy Lewis. 

Opening comments by Billy Lewis to all the guests

Billy Lewis – Our host and 2022 Soil Farmer of the Year talking about how the farms’ approach of integrating livestock and herbal leys into a previously intensive arable system has rejuvenated soil health, drastically reduced fertiliser and feed inputs, whilst boosting profitability. Billy also mentioned the challenges his farm has been facing,  with the changing climate and consistently wet weather proving to be high on the list.

We enjoyed a circuit of the farm to join workshops on subjects including adapting arable rotations to build fertility and resilience in a changing climate, mob grazing and the importance of soil testing. We heard about developments that have been made on Boycefield farm, as well as from farmers implementing similar systems across the country.

We have captured a snapshot of the workshops below: 

Soil clinic – chaired by Becky Wilson (FCT)

We heard from our very own Becky Wilson and Niels Corfield, a regenerative agriculture advisor.  

Becky standing in the soil pit explaining the benefits of upkeeping healthy soil to the group

Niels and Becky focussed on firstly, and most importantly, how the health of the soil is crucial to any agricultural system. Having a deeper understanding of what to look for within the soil aids farmers in assessing their own soils and tailoring their systems to increase soil health and fertility. 

Becky brought us around the freshly dug soil pit to demonstrate the levels of compaction that occur at different depths. Highlighting the importance of less dense, yet stable soil in the top layer so that root growth of grasses and herbal leys are not hindered by increased soil density. It was pointed out that Billy Lewis’s mob grazing style was contributing to the meadow’s low soil density and therefore thriving grass system. As the stock is moved frequently, there is little time to compact the soil by trampling. Becky also highlighted the importance of earthworms for soil health. Earthworms are a key indicator of good soil health as they provide a multitude of benefits. Their burrowing increases spaces within the top layers of the soil which allow in water and air which promotes root growth for pastures through reduced compaction. Additionally, as Becky mentioned, their powers of nutrient cycling cannot be understated. Earthworms feed on organic matter which is excreted into plant available nutrients, speeding up pasture growth. 

After Becky’s talk on soil qualities Niels took over to discuss a few practical methods (without the use of fancy gadgets) farmers can use to assess their soil health. With only the use of a spade and an inspection of what’s going on below the grass you can tell a lot about the soil. Niels encouraged the guests to go out into their fields and start to collect samples. He demonstrated the method of collecting a core sample by inserting a spade to a depth of around 30 cm on three sides and used the last side as a hinge to lever up a block of soil to inspect. Once the sample was out of the ground,  he highlighted the relative ease of which the soil broke up as well as pointing out the abundance of earthworms, noting that this isn’t the case for a lot of agricultural soils.

Neils showing the group the simple ways in which soil samples can be taken

Livestock and mob grazing – chaired by Stefan Marks (FCT)

In this talk we heard from Tom Burge, an upland beef and sheep farmer, Billy Lewis, the host farmer, as well as Dan Smith, a farm manager running a commercial, net zero livestock farm alongside being a facilitator at the Herefordshire Rural Hub. They talked about their experiences with mob grazing, grass quality and the lessons they have learned experimenting with grazing systems.  

Billy, Tom, and Dan discussing the benefits of mob grazing in front of one of his Hereford mob

In this session, Billy, Tom, and Dan discussed the benefits as well as the challenges involved with mob grazing while drawing on their shared experience of experimenting with this type of grazing system. 

Tom Burge is a 4th generation farmer, owning an upland grazing farm in North Exmoor rearing over 1,000 Romney X ewes and 500 Scottish Blackface ewes. As well as 100 Angus suckler cows. After setting aside a 150 acre field trial with the aim of  reducing fertiliser application, he began experimenting with mob grazing. He found that moving stock regularly (in his case every 2-3 days) and long resting periods resulted in improved grass quality and increased grass growth. All the panellists concurred that long resting periods for the grassland is crucial for increased grass quality and plant diversity which leads to more resilient grasslands. 

In terms of economics, all the panellists agreed that the switch to mob grazing resulted in higher live weights and milk yields from their cattle and sheep. However, it was interesting to hear that these yield increases were marginal compared to the reduction in costs which resulted from the change of system. Dan found that within his new system, he could keep sheep outside all year round, including during lambing. He noticed that less bacterial infections and instances of pneumonia were occurring when he made these changes. Billy also noted the lack of fly related infections on his cattle on his mob grazing system which resulted in lower veterinary costs and better welfare. Although Billy still has periods through the winter where cattle are kept inside, these periods have reduced and therefore feed costs have decreased as a result. All the panellists concluded that optimising for a low input system was of great benefit to not only their pockets but the health of the stock as well.   

An insightful question came from one of the listeners of the talk, who asked; how do you measure the changes in pasture performance? All three panellists admitted that they didn’t formally measure or record grass growth or quality of. Through anecdotal evidence and multiple decades of experience growing grass and farming on their respective farms they could see the difference in the quality of their grass which has translated into the quality of their stock and produce. Dan Smith added to this, highlighting that the preferred measure of performance is through financial gains, where  all three of  panellists have found a financial benefit. 

A second question was fielded around the time consuming nature of mob grazing after Billy mentioned his rotations may only last 6-12 hours on some of his more intensely grazed meadows. He has found that frequent livestock movement isn’t as unmanageable as one might think. He proceeded to demonstrate the ease of which he can move electric fencing hexagonal fence posts (as seen in the picture below). These structures rotate along the ground as Billy moves the end of the fence, saving time by not having to take out every fence pole and place it in a different location in the field. Through experience, Billy often decides when to move his cattle by eye and knows that a system that incorporates flexibility works best for him. This certainly helps with the weather challenges that the three panellists agreed was a main limiting factor to their system. Droughts and periods of heavy rain (which were wonderfully demonstrated throughout the day) are challenges where flexibility is a crucial mitigator. Billy with his free moving electric fence pointed out that he can avoid waterlogged areas in order to protect the soil and grassland from trampling which is even more of a danger in wet conditions. 

The easily movable electric fencing which saves Billy time when moving his stock

Arable/ Herbal Leys – chaired by Tilly Kimble-Wilde

We heard from Angus Gowthorpe (mixed farmer and Soil Farmer of the Year 2018 finalist), Edward Gent (Cambridge arable farmer who has been no-till for 16 years) and FCT’s Anthony Ellis (FCT farm carbon and soil advisor and mixed farmer). The talk focussed on their experiences with diversifying arable rotations, sometimes with herbal leys as well as their different approaches to grazing these areas. 

Panellists in one of Billy’s arable fields – note the agroforestry alleys in the background

Angus Gowthorpe, who manages a mixed farm in North Yorkshire, spoke about his transition from conventional to regenerative farming and how herbal leys have played a crucial role in this shift. By integrating a mix of species into his rotation, including deep-rooting herbs such as chicory and plantain, he has seen significant improvements in soil structure and organic matter. Angus highlighted how the diversity of plant species in the herbal leys helps build resilience in the system, reducing reliance on chemical inputs. He highlighted how grazing these leys with his cattle further stimulates root growth, enhancing the biology of the  soil, contributing to a more productive and resilient farm ecosystem. The sentiments of this approach were echoed by both Edward and Anthony who had implemented similar systems. 

Afternoon Sessions: The economic and climate impact of ‘regen’ 

Following lunch, we moved into a panel discussion Chaired by James Daniel with presentations from Anthony Ellis (FCT), Angus Gowthorpe, Tom Burge & Nick Down (Velcourt Farming Ltd). 

James Daniel – Founder of Precision Grazing, whose primary objective is to optimise performance from pasture, James works across the UK helping farmers to implement and manage their grazing systems alongside ensuring family quality of life for farmers. 

Angus Gowthorpe – mixed farmer and Soil Farmer of the Year 2018 finalist. Angus has been at the forefront of the regenerative transition in the UK and continues to push the envelope on what defines a sustainable farming system.

Tom Burge – Upland beef and sheep farmer whose move to a regenerative, grazing-based system has helped to eliminate inputs and transform the finances on his challenging Exmoor farm

Nick Down – Nick is the Head of Sustainability for Velcourt Ltd. Velcourt directly manages 57,000 hectares and provides advice in both the arable and dairy sectors across the UK. Nick oversees the farming operation of the Yattendon Estate in West Berkshire.  The estate is going through a transition to a more sustainable farming system, incorporating more space for nature and enhancing carbon sequestration under an ambitious environmental delivery program. The farm is also a LEAF demonstration farm.

First each of the panel members presented an overview of their farming system, the regenerative practices they’ve employed and the subsequent improvements this has made to their business carbon footprint, resilience and profitability. 

Angus sharing with us the financial benefits of his regen system

Angus shared with us a side by side comparison of his arable operations between his previous conventional system and his current low-input regen system for winter wheat production. From this slide it is obvious to see what financial benefits arise from converting to a regen system. Firstly, his in-field operations have reduced from four operations to only using direct drilling on his fields. This saves him a total of £142 per hectare. Additionally, a reduction of his fertiliser inputs saved his business £189 per hectare.  Through soil analysis he found that his past applications of P and K were superfluous to crop requirements. He has also reduced reliance on fungicides and plant growth regulators by  £103/ha. The reduction in inputs has given Angus an ability to withstand a lower yield without reduction in enterprise margin. At current prices he calculated that this was equivalent to around 2.3 tonnes/ ha or around a 30% reduction in yield.

A perspective of the  greenhouse gas emissions reductions and financial benefits of regenerative agriculture from livestock farming came from Tom Burge who kindly shared his numbers before and after adopting his new farming strategy. 

Tom Burge’s projections on how his emissions will change while continuing on his regenerative farming journey.

From starting his journey in 2017, he has eliminated use of fertiliser on his pastures, significantly reduced reliance on external feed and fuel, as well as reduced the number of hours of manhours worked on his farm. This has all translated into a steady reduction of on-farm emissions (expressed as kgCO2e per kg live weight of his stock). Due to implementing mob grazing strategies, pasture growth has increased by 0.9 tonnes of dry matter per hectare, displacing 36 tonnes of fertiliser and 72 tonnes of feed between 2017 and 2022. On top of the 1.66kgCO2e per kg of live weight, this has saved Tom’s business financially, to a tune of £24,000 per year. By 2022, Tom realised that the increasing cost of inputs outweighed the potential added value of his outputs, making these inputs un-economical to use. 

Breakout workshops on field trials, weatherproof farming and composting 

Billy showing the guests the resulting compost after he uses his windrow compost turner

Composting: Billy Lewis

Billy Lewis showed us his farm-yard manure composting process. After buying a windrow compost turner second hand, Billy is able to easily turn the compost pile to aerate it. Ensuring good air flow is key to creating compost, as aerobic microorganisms feed on the organic components and convert them into a nutrient rich soil amendment. Composts are much more stable than farm yard manures, providing a more consistent and slow release of nutrients, therefore, benefitting soil health in the longer term. This slow release enhances soil health and pasture growth by reducing the amount of leaching and volatilisation that occurs. Billy explained how he adds different components to his compost depending on what is available, such as wood chips and apple peel from a nearby orchard. 

Research Trials: Hannah Jones

Hannah Jones (Senior Soil and Carbon Advisor with FCT) led an insightful discussion on effectively planning and conducting field trials in a scientifically robust yet practical way. She began by explaining the essentials of multi-year farm trials, covering aspects like choosing crop options for trial strips, combining various tests within one field, and structuring controls to minimise the effects of natural variations on trial results.

A major focus was on understanding how different factors can influence outcomes and the importance of controls. For instance, in a trial introducing beans into crop rotation, it’s crucial to have both fertilised and unfertilised areas to determine if observed benefits are due to the nitrogen contribution from beans, the fertiliser itself, or just field characteristics. In livestock research, increasing population size reduces the impact of natural variation (e.g. individual susceptibility to disease), thereby making the data more statistically reliable. Randomly assigning animals to control and trial groups is also key, as it prevents biases that could affect outcomes; for example, having the first ewes going through the hurdle enter one field and the latter half go into another could unintentionally separate the flock by skittish and lazy animals, skewing results because they have different temperaments.

Hannah also shared ideas and trials setups which some of the attending farmers were considering. The conversation highlighted the value of data sharing—each farm is unique, but insights from one trial can benefit many. By participating in groups like the Innovate funded Nitrogen Climate Smart agriculture (NCS) project, farmers can connect, share findings, and collaborate on new practices. FCT advisors are available to help with planning and can connect participants with like-minded farmers to optimise trial efforts.

Weatherproof Farming: Niels Corfield

Niels delivered a presentation which demonstrated to us the importance of improving soil health for sustainable farming. Niels Corfield is a farm advisor interested in regenerative farms and landscapes. 

He shared video examples of how compacted soils, often mistakenly thought to be saturated due to standing water, were actually preventing deeper water infiltration and leaving dry soil underneath. Healthy soil, with proper porosity, was shown to allow water to penetrate, “banking” moisture for dry periods, which is crucial for crop resilience in hot summers.

Niels made a case for weatherproofing farms to both rain and drought through a mixture of practices including soil management, mechanical interventions e.g sub soiling, mineral, and biological  interventions. We looked at some of these in detail. A key takeaway was that root health is central to improving soil structure, and managing grazing or cropping practices to encourage root mass and density is a fundamental part of improving soil resilience and health.

The evidence presented showed that a move away from set stocking and changes in pasture management was able to extend grazing seasons, reduce the need for winter housing, and boost grass production. Data from various drought years showed how drought severely impacted grass growth across the UK. However, farms with better-managed soil saw increased productivity due to better water retention, emphasising the benefits of improving soil structure and retaining water during wet seasons for use during dry spells.

We were left with the idea that land provides honest feedback which can  be seen and acted upon: It reveals the effectiveness of farming practices through direct observation and we were encouraged to inspect the land regularly ourselves in real-time with a range of tests, rather than solely relying on lab results.

Carbon Farmer of the Year 2024

This very interesting and insightful field day concluded with the presentation of carbon farmer of the year. It is the second year of the competition and is awarded to a farmer who is engaged with and passionate about reducing their business’s climate impact. The award focuses not only on  changing management practices to reduce greenhouse gas emissions but also on understanding and enhancing carbon storage in  farmland. We were delighted to be joined by the three finalists. Andrew Brewer was awarded the Carbon Farmer of the Year Award for 2024, presented by Steve Dunkley, our sponsor from HSBC Agriculture (seen in the picture below). Andrew is part of the Farm Net Zero project and low GHG farming has been a top priority for him and his farm for a number of years. He manages 500 Jersey X dairy cows across his 400 Ha farm in Fraddon, Cornwall. He stood out to the judges for his understanding and application of a range of practices to enable his pasture-based dairy farm to remove atmospheric carbon into soil, trees, and hedges, while simultaneously minimising farm GHG emissions by focusing on maximising forage intake for his dairy cows and minimising inclusion of supplementary concentrate feeds. Andrew also selectively breeds his cows  to work well within his pasture-based system. There is an opportunity to tour his farm during a farm walk he is hosting on November 8th.

Carbon Farmer of the Year 2024 Winner Andrew Brewer, Ennis Barton (right) presented by Steve Dunkley, HSBC UK Agriculture (Left)

The other two finalists, Tom Burge and Jason Mitchell were  praised for their continued efforts to mitigate greenhouse gas emissions in their businesses. The finalists awards were presented by David Cope, Head of sustainability at the Duchy of Cornwall who was also on the panel of judges (seen below). Tom Burge, who featured in the mob grazing workshop has done fantastic work cultivating a low input grazing system which has seen vast improvements in his grass quality and sequestration potential. 

Similarly, Jason Mitchell is a Director of Greenville Dairies Ltd based in Newton Stewart, Northern Ireland. He has also been recognised for his continued effort to farm in a low carbon management system.  At Greenville Dairies they have reduced emissions from their 850 strong dairy herd, largely  through the application of genomics leading to greater feed efficiency alongside the development of a significant Anaerobic Digestion facility which sees them now taking in food waste alongside utilisation of cow manure to produce electricity, liquid natural gas (LNG) and digestate. Electricity  and LNG are sold to the grid and to Companies such as Lakeland Dairies (their customer for their milk).

Carbon Farmer of the Year 2024 Finalists Tom Burge (middle), Adel Tajouri representing Greenville Dairies (right), presented by David Cope (left)

Groundswell reflections: how close can agriculture get to being carbon positive?

Groundswell

by Liz Bowles, CEO

Groundswell this year was as exciting as ever, with so many excellent sessions and people to catch up with and meet for the first time. 

There was much interest in how farmers and growers can benefit from the new markets for carbon, biodiversity net gain and nutrient neutrality to name but three, but to my mind, there was far less attention on how the sector can actually reduce the emissions associated with producing food itself.

For me, this is critical as we have to find a way to reduce the greenhouse gases we push into our atmosphere, as well as removing some of the historical emissions already there, if we are to reduce the worst impacts of climate change.

There is, however, a central question for our food system which is: What level of emissions are inevitable from the production of food which is essential for humanity? The Climate Change Committee has come up with a view on this in their 2020 UK agricultural policy for net zero report, which suggests a road map for saving 64% in the annual emissions from agriculture compared to 2017 levels when UK agriculture was responsible for around 58 MtCO2e (12% of total UK  emissions). On closer inspection of the figures though, the actual savings in emissions from agriculture are set at around 21 MtCO2e / year, with the remaining savings to come from forestry, changes to our diet and the production of energy crops instead of food.

This is set out below:

The specific actions suggested for each of these areas are set out below:

  • Tree planting on 30,000 hectares per year
  • Use 10% of UK farmland  for agroforestry (no distinction made between agroforestry and hedgerows)
  • Restore at least 55% of peatland area by 2050. (For lowland peat lands this means rewetting or paludiculture to reduce emissions and for uplands this means rewetting).
  • Increases in low-carbon farming practices for soils and livestock (no detail provided)
  • Increase the area of farmland devoted to energy crops to 23,000 ha per year

From this list, the low carbon farming practices interest me in terms of how their adoption will enable an annual reduction of 10MtCO2e per year to occur (~25% of 2022 UK agricultural emissions). At Farm Carbon Toolkit we work directly with farmers and growers to adopt these practices and changes to current management processes. Typically the areas to focus on include:

  • Planting cover crops
  • Changing crop rotation
  • Transitioning to no/min till where possible
  • Growing new crops
  • Integrated pest management
  • Adopting rotational grazing
  • Planting herbal leys

Across all these practices, there should be a focus on reducing the use of artificial nitrogen fertilisers and purchased livestock feed (especially those including imported ingredients) as both these inputs carry a high level of associated emissions.

Many of these practices can also be considered to be part of the suite of “regenerative farming principles”. Adoption of more regenerative farming practices is growing steadily, but for many farmers, the key question surrounds the financial viability of their adoption when margins are so tight. A recent report commissioned by the Farming for Carbon and Nature Group and funded by the Natural England Environment Investment Readiness Fund (NEIRF) sets out the financial and climate impact of adoption of more regenerative farming practices and systems and includes partial budget information on the financial impact of adoption in England with support from SFI where relevant.

Regenerative farming practices and their financial viability, including external support available in England, where available

This chart clearly shows that with the inclusion of SFI support, many of the practices generally considered to be regenerative are likely to deliver a similar margin than more conventional practices in these areas. The area where more support is needed is in the adoption of more complex arable rotations including pulses and fertility building leys, where even with appropriate SFI payments, the margins from shorter more degenerative rotations are likely to be more profitable. We are a member of the Nitrogen Climate Smart Consortium which is supporting the increased production of pulses and legumes in the UK together with their use as animal feeds to address the need to reduce the use of artificial fertilisers and imported animal feedstuffs. This project will support farmers to do this through farmer field trials as well as the introduction of new technology for on-farm pulses processing.  You can find out more about this project and get involved by following this link.

In summary, I am fairly confident that UK agriculture can reduce greenhouse gas emissions by at least 10% through the adoption of low-carbon farming practices. Indeed through some of the practical work with farmers in which FCT is involved, we are seeing higher levels of emission reductions being achieved within businesses with little or no change in farm output and in many cases increased profitability and business resilience. The element which is mostly missing is the confidence and knowledge to make the necessary changes and knowing where to start.

At FCT we provide a (free for farmers and growers) Farm Carbon Calculator to allow businesses to understand their starting point, a set of tools within our Toolkit to assist businesses to make those chances and a team of expert advisors to talk to.

You can always make contact with us by email [email protected] or by calling us on 07541 453413. We look forward to hearing from you.

Can Milk be Green?

Reflections from Groundswell Dairy Session 2024

Written by Becky Willson

Groundswell 2024 Dairy Session – a great turnout!

Dairy is often in the spotlight in terms of its environmental impact. Whether it be focussed on slurry management, methane emissions from animals, or soil loss and run off from maize crops, dairy is often an easy target. However, there are numerous farmers and projects who are showcasing that this doesn’t need to be the case, and there are positive steps that can be taken. 

When approaching Groundswell this year, it was one of the things that we wanted to highlight. We are very lucky to work with some really forward-thinking organisations and farmers that we wanted to highlight at this national event. So we submitted our session “Can Milk be green?” to try and understand some key questions. 

These were:

  • How do we quantify the importance of regenerative dairy systems when the current metrics are solely focused on reducing emissions intensity/litre?​
  • How do we accurately represent the contribution that regenerative dairy systems are providing to carbon sequestration, biodiversity and resilient landscapes?​
  • How do we do this in a cost-effective way which provides reassurance to processors and consumers that milk can be green? ​
  • How do we support farmers in that transition?​

We had a fantastic panel of speakers which included farmers who were making changes and processors who were supporting both data collection, evidence building and industry communication. 

Tom White from Yeo Valley introduced the session and highlighted the ability for grass-based dairy systems to deliver on a wide range of environmental benefits. The key areas of importance were around how we gather good data, collaborate and support our farmers to be able to deliver the changes on-farm. Tom focussed on the importance of diversity, including diversity in our pastures, rotations and management systems to deliver on a range of environmental impacts. 

Andrew Brewer from Ennis Barton farm in Cornwall provided some insights into the trials that he has been involved with on his farm as part of the Farm Net Zero project. Trialling herbal leys and their impact on cow health and rumination, soil recovery after potatoes and cover crops have all provided useful tools to build soil heath and reduce emissions.

Will Mayor from Yeo Valley farms spoke about how by using their experiences with the beef animals they have adapted a system that works for their dairy cows. Implementing next-level grazing has allowed them to increase covers, remove the topper from the system and maintain milk quality and pasture utilisation, alongside soil health and carbon sequestration.

Lucy Noad from Woodhouse Farms shared her story in terms of her transition from a more conventional dairy farm over the last few years. Lucy spoke about the need to support farmers in the transition and also to ensure that the way we communicate engages farmers to understand the relevance of practical solutions for them. 

Mark Brooking from First Milk concluded the session highlighting some of the ways that First Milk are supporting their farmers to make the transition to more regenerative practices. Farmers are supported through incentives to implement rotational grazing, species diversity and minimal cultivation in order to demonstrate an uplift in soil health, sequestration, biodiversity and water quality. Data is being collected on the impact of these changes to provide confidence in the potential for their members to deliver solutions.

It was an inspiring session which provided real life examples that show the positive steps that are taking place to provide data, collaborate and support farmers. Although our soil project with Yeo Valley is in the interim years before we retest soils, it was great to hear some of the practices taking place and the production and resilience benefits that the farmers are seeing now irrespective of soil carbon sequestration.

So can milk be green? The answer was a resounding yes!

To watch the full session please visit the Groundswell YouTube channel.

Harmonisation of Carbon Accounting Tools for Agriculture – Webinar Replay

Watch a replay of this webinar held on the 11th September 2024 where representatives of the three major farm carbon calculators shared more details of the work they are doing together: Work to support UK agriculture to measure GHG emissions using the most up-to-date and accurate tools possible, harmonising the methodologies and outputs of their carbon calculation tools.

The three major farm carbon calculators featured in the Defra Report Harmonisation of Carbon Accounting Tools for Agriculture – SCF0129 who were Farm Carbon Toolkit, Cool Farm Alliance Community Interest Company and Agrecalc Limited – announced a collaboration earlier in 2024 by signing a Memorandum of Understanding (MOU), intended to harmonise the methodologies used in calculating the greenhouse gas (GHG) emissions from agriculture.

….. more webinar information to follow soon …..

Webinar Q&A

We received a great list of questions during the webinar event and teams from the various calculators will look to address those queries in due course.

Media contact: Kandia Appadoo ([email protected])


Three major farm carbon calculators outline a roadmap to harmonisation

The three major farm carbon calculators featured in the Defra Report Harmonisation of Carbon Accounting Tools for Agriculture – SCF0129 have announced a collaboration by signing a Memorandum of Understanding (MOU), intended to harmonise the methodologies used in calculating the greenhouse gas (GHG) emissions from agriculture.

Farm Carbon Toolkit, Cool Farm Alliance Community Interest Company and Agrecalc Limited have reached an agreement to work together to support UK agriculture to measure GHG emissions using the most up-to-date and accurate tools possible, harmonising the methodologies and outputs of their carbon calculation tools.

The three companies are looking forward to their joint work on this major challenge, to fulfil the requirements outlined in the comprehensive Report, compiled by ADAS throughout 2023. It is generally agreed that the overarching goal should be to reduce the overall greenhouse gas emissions  from agriculture through resource efficiency improvements,  optimising production practices and mitigating environmental impacts.

Liz Bowles, Farm Carbon Toolkit CEO, said:

We are not seeking to reach a point where all three calculators will produce the same answer for any given dataset. As the Defra report put it, “ there is no single ‘right’ answer”. Rather we are striving to make it possible for users to fully understand why different calculators produce different answers.

We plan to align with the Science-Based Targets initiative Forestry Land and Agriculture Guidance (SBTi FLAG) and draft Greenhouse Gas Protocol Land Sector Removals Guidance (GHGp LSRG) through our collaborative actions. This commitment underscores our dedication to maintaining high-quality standards and ensuring environmental sustainability in our operations, and in calculation outputs.

Scott Davies, Agrecalc CEO, said:

It is intended that we agree on a common set of data sources which all three calculators will use. All calculators can go beyond these baseline requirements, and all parties to this MOU will retain their commercial independence. We will also involve the relevant government and other organisations’ teams with our work plan as we develop it.

This collaborative approach supports a joint understanding of industry requirements and advancing consistency in our tools and methodologies. Our goal is collaboration with industry, trade bodies, and fellow calculator providers in the UK and internationally, so that we can actively contribute to the development of more consistent approaches to on-farm carbon calculation.

Richard Profit, Cool Farm Alliance CEO, said:

We are looking forward to this collaboration, as it will help align methodologies where that makes sense and that will especially allow us to look into new areas that require attention. How we then incorporate the new information in our calculators will vary from calculator to calculator as a result of our different base approaches.

We will also ensure that the tools include the latest and most robust scientific findings into their frameworks and roadmaps.

The calculators are seeking that this joint work become the “agreed way” and at some point, become a minimum required standard for all calculators to adopt. The companies will engage in consultations with Defra, Welsh Government, Scottish Government, and Northern Ireland Government to reach a practical and realistic form of ongoing validation of their harmonisation work.

Methodologies or other harmonisation solutions developed as a direct result of the MOU will be published transparently, or will otherwise be made available for others to use.

Although this MOU currently only involves the three major companies in this space, the group is open to other calculators joining the coalition so long as they publicly provide transparency in their Calculator methodologies. 

We will be holding a joint webinar on the 11th September 2024 at 1pm – 2pm to share more details of the work we are doing together. Please register here if you would like to join us

Notes to Editors

Farm Carbon Toolkit is an independent, farmer-led Community Interest Company, supporting farmers to measure, understand and act on their greenhouse gas emissions, while improving their business resilience for the future. 

The Farm Carbon Calculator uses the IPCC 2019 and UK GHG Inventory methodologies and is aligned with the GHG protocol agricultural guidance. Recent development has allowed us to provide greater interoperability with other data platforms through our Report Export API and Carbon Calculation Engine API. This represents a step-change in the industry’s ability to provide trustworthy carbon footprints with transparent methodologies on platforms where farmers already collect data, thus reducing the data inputting onus on farmers. This new functionality has been warmly welcomed by supply chain businesses who are now using our Calculation Engine to support their customers without need for further data entry. 

The Farm Carbon Calculator is used across the UK and on four continents with global usage growing at around 20% per year. 

For over a decade, Farm Carbon Toolkit has delivered a range of practical projects, tools and services that have inspired real action on the ground. Organisations they work with include the Duchy of Cornwall, First Milk, Tesco, Yeo Valley and WWF. The Farm Carbon Calculator is a leading on-farm carbon audit tool, used by over 8,000 farmers in the UK and beyond. To find out more visit www.farmcarbontoolkit.org.uk 

Media contact: Rachel Hucker ([email protected]; 07541 453413) 

Agrecalc, a carbon footprint tool developed by combining practical expertise with world-class agricultural science, is a precise instrument that offers both breadth and depth of on-farm and through-the-supply-chain calculations of GHG gas emissions.

Agrecalc is the largest source of collated farm benchmark data from thousands of farms, having been used as the designated tool to deliver carbon audits under various schemes since 2016. It is recognised as the preferred carbon calculator in many of the emerging government programmes.

With a mission to increase efficiency and business viability of food production, the scientists, consultants, and developers who work on Agrecalc, strive to constantly upgrade the calculator according to the most up-to-date available research results and recommendations.

Media contact: Aleksandra Stevanovic, Head of Marketing; ([email protected]; 07551 263 407)

Cool Farm Alliance Community Interest Company is a science-led, not-for-profit membership organisation (community interest company) that owns, manages, and improves the Cool Farm Tool and cultivates the leadership network to advance regenerative agriculture at scale.

For over fifteen years, the Cool Farm Alliance has worked to put knowledge in the hands of farmers and empower the full supply chain to understand and support agro-ecological restoration by providing a respected, standardised calculation engine to measure and report on agriculture’s impact on the environment. The Cool Farm Tool has established widely endorsed, science-based metrics for water, climate, and biodiversity, supported in 17 languages and used in more than 150 countries around the world.

Cool Farm Alliance members share the need for a respected, consistent, standardised, independent calculation engine and have joined the Alliance to ensure the Cool Farm Tool meets this need, now and in the future.  To find out more visit https://coolfarm.org/

Media contact: Kandia Appadoo ([email protected])