By Liz Bowles, Farm Carbon Toolkit Chief Executive
In a recent blog post, we explored all the factors that influence the accuracy of carbon footprint, from the data the user inputs, through to the processes that ensure the Farm Carbon Calculator’s calculations and emissions factors are correct, and the ongoing testing carried out. Here we would like to tell you about how we are involved with activity to support Calculator harmonisation to increase levels of trust in all UK Farm Carbon Calculators.
Defra is very keen to support the agricultural sector in embracing greenhouse gas accounting. To this end in 2023, they commissioned ADAS to look at a number of leading UK Carbon Calculators to improve our understanding of the differences between them and to support methodology harmonisation going forward. Not surprisingly the differences between the Calculators investigated arise from three main areas – scoping, factors and standards.
Scoping describes what is measured, and some calculators include things that others don’t. At the Farm Carbon Calculator, for instance, we measure as much as possible of a farm business.
There are some standard and some non-standard emissions factors used. For instance, the UK Government produces a comprehensive list of emissions (UK GHG Inventory Conversion Factors) from fuels & energy, livestock and crops that all calculators will use. But some of the other factors come from a range of other scientific papers and there may be some variability in which ones are used by different calculators.
There are a number of standards that describe what and how to measure carbon footprints. Whilst there are a number of standards that relate to food and farming, there is a lack of consensus over which standard is ‘the one’ to adhere to.
Guidance for all carbon calculators
A series of recommendations for all Carbon Calculators, Industry and UK governments were made by ADAS as a result of this work – ADAS report . Here we list those recommendations and how we are implementing them.
Sector
What is the ask?
What is FCC doing?
Industry and Government
Clearly define the scope required for farm level carbon assessments and how they will be used
We are actively working with industry bodies to harmonise the way emissions data is collected and calculations are made
Calculators
Align with the requirements of the latest standards and guidance – currently GHG Protocol standards
Following our Carbon Trust Review we are implementing our agreed action plan to ensure full alignment with the GHG Protocol
Calculators
Regularly review and update Calculators to account for changes in scientific knowledge, carbon accounting methodologies and new emission factors
We update the Calculator in spring and autumn each year, covering all three areas outlined in the recommendation
Calculators
Comply with the latest IPCC guidance
We already adhere to IPCC guidance
Calculators
To use emission factors from agreed sources for the embedded emissions in fertilisers, feed and fuels
We base emissions factors on the GFLI database, which is considered the most robust source of this data. However, we would welcome a more UK-centric database which is required to be used by all Calculators. Agricultural carbon tools have been struggling with the challenge of embedded emissions in purchased livestock for years
Industry
Support the development ofappropriate emissions factors for the embedded emissions in purchased livestock
Calculators
Present outputs in compliance with the latest standard
Through our adoption of the Carbon Trust Recommendations our outputs will align with the latest standards
Government and industry
Define consistent disaggregated output categories for use by all calculators.
(not applicable)
Calculator providers
Build user confidence through transparency of approach and third-party verification of the alignment of calculators to minimum standards
Our methodology is freely available on our website and we annually carry out an independent review of the Farm Carbon Calculator
Alongside the work of ADAS, FCT is working with other UK Calculators as well as industry bodies such as Dairy UK to support more rapid harmonisation to reduce report results variation for farmers. Watch this space!
As an organisation that exists to help farmers and growers measure, understand and reduce their carbon footprint, we always operate in the best interests of our users which includes ensuring our Calculator is as accurate as possible at all times. We are independent, providing a free carbon calculator for farmers and growers, and have a process of continual improvement in place. As a regular user of our Calculator you can always compare current and past results using the most up-to-date Calculator, allowing you to track business progress to net Zero.
You can find all you need to know about the Farm Carbon Calculator here If you need more information please contact us at [email protected] or phone us on 07541 453413
When calculating the carbon footprint of a farm business, users should expect a result that is accurate, insightful, representative and replicable. However, farmers and growers can sometimes be unsure what the results from different carbon calculators mean, and why they are different. In general, it is good practice to find a carbon calculator which works for you and stick with it. Many calculators provide their methodology which demonstrates transparency and is a feature which users should look for. In this blog we walk you through the process, and what affects the reports produced.
Inputting data into Carbon Calculators
Before starting the process of collecting data from your farm business, scoping is an important first step in understanding what’s in and what’s out of the report. For instance, a farm might have different enterprises, such as arable farming, a farm shop and some business units. Reporting on those enterprises separately makes sense from the perspective of understanding the carbon footprint of farming operations. In many instances, it is important to understand who the report is being completed for. Completing a whole farm footprint ensures that no details are overlooked and enables users to estimate farm carbon removals as well as emissions. However, increasingly the customers of farmers and growers are keen to understand the emissions associated with the products they are buying.
It should be noted, however, that producing separate reports that focus on the product can lead to overlooking important parts of a farm as a system – those parts of the farm that keep the system working but don’t directly result in a product.
Time period for the report
This is generally over a 12-month period and can coincide with business accounting or harvest year, whichever is most convenient. It is perfectly possible to carry out emissions reporting over shorter periods to coincide with, for example, batches of livestock production. If you take this approach, be sure not to leave gaps between your reporting.
Data collection is a key part of the process and is generally undertaken by the business owner/employee. Getting this right is critical, and the quality of the data going in directly affects the accuracy of the results that come out. Our advice is quite simple – collect as much data as possible that is relevant to your business over the period to be reported on. We have a data collection spreadsheet to help with this part of the process https://calculator.farmcarbontoolkit.org.uk/resources.
When entering data into the Calculator, it is important to ensure that data is entered correctly and in full. Users need to ensure that they’ve inputted everything collected in the data collection process and that units, decimal points and other important information are filled in correctly. There is much potential for error here, which will have a significant impact on the results!
Once data is entered and results can be viewed, interpretation of the report is very important. Is the report looking at a whole farm or enterprise footprint? Are you looking at the emissions only or the carbon balance? Are results being shown per hectare, per tonne, or for the whole business? Being clear about what has been measured, and what is being reported is crucial – particularly if comparing between different businesses or within a sector.
Getting our bit right
As a provider of a leading carbon calculator for farmers, growers and food businesses, at Farm Carbon Calculator we take a huge amount of care in ensuring that we are getting our numbers right.
Alongside your farm data, all Calculators will have a series of formulae and emissions factors which are used to calculate the farm’s emissions. Emissions factors tell us how much greenhouse gas is released from a certain activity – for instance using a litre of diesel in a tractor. At FCT, we do this on thousands of items! We update all our emissions factors on an annual basis, and sometimes more frequently if new and credible research comes along.
Once we’ve entered the new emissions factors, which have to be backed up by rigorous and credible peer-reviewed science, we then test the Calculator to ensure that everything is working properly. This process is rigorous and any anomalies are corrected before the update goes live. We publish our methodology and references on our resources page. The next update is due in April 2024.
This ongoing process ensures that we are on top of the science, up-to-date, and maintaining a tool that users can expect to get accurate and reliable results from, in order to make informed decisions for their business.
Alongside getting the factors and formulae correct, there is increasing guidance on what needs to be included within any agricultural greenhouse gas audit and how the calculations should be completed. Examples of such guidance come from the draft Land Sector Removals guidance from GHG protocol which sets standards for how GHG accounting should be carried out and the Forest, Land and Agriculture Science (FLAG guidance) from the Science-based Targets Initiative (SBTi). At FCT, our Calculator has been analysed against the requirements of FLAG and our Calculator has been found to be well aligned with its requirements.
As an organisation that exists to help farmers and growers measure, understand and reduce their carbon footprint, we always operate in the best interests of our users which includes ensuring our Calculator is as accurate as possible at all times. We are independent, providing a free carbon calculator for farmers and growers, and have a process of continual improvement in place. As a regular user of our Calculator you can always compare current and past results using the most up-to-date Calculator, allowing you to track business progress to net Zero.
You can find all you need to know about the Farm Carbon Calculator here If you need more information please contact us at [email protected] or phone us on 07541 453413
In the next blog we focus on how we get externally reviewed, and are engaged with industry and Government to improve accuracy and standards.
Announcing the launch of the 2024 Carbon Farmer of the Year Competition
February of this year sees the launch of the 2024 Farm Carbon Toolkit’s Carbon Farmer of the Year Competition. This competition champions UK farmers who are leading the way in adopting farming practices and developing new technologies which reduce farm emissions whilst optimising output, and adapting to climate change.
After the success of last year’s competition we are delighted to announce that the 2024 competition is now open for entries. Click here to learn more.
There is a growing concern about carbon “tunnel vision” in agriculture, where the sole focus is on reducing emissions without considering the bigger picture. Reducing emissions is crucial, yet it’s important to acknowledge that it is only one piece of the puzzle and focusing solely on carbon can neglect factors such as soil health, water quality, biodiversity and other issues such as pollution. There is also often concern from farmers about how the pressures to achieve net zero targets can impact profitability, especially when incentives to be net zero are limited or non-existent, and investments in the infrastructure and technology required to transition to low-carbon farming are high.
But this doesn’t have to be the case. We can use an understanding of a farm’s emissions to make informed decisions to change management practices that can lead directly to both reduced emissions and increased profitability, and we can point to an increased number of farmers who are doing just this.
Mike and Sam Roberts farm 435 acres at Blable Farm, of which a large proportion is down to herbal leys. After Sam returned to the farm in 2018 a decision was made to review the whole operation and, in conjunction with James Daniel of Precision Grazing, the decision was made to reduce the herd slightly from 180 to 150 cows, implement rotational grazing on diverse leys and to focus on reducing inputs and improving soil health.
Cattle out wintering at Blable Farm
The effects were immediate and obvious. Soil health has seen a rapid improvement with better structure, increased earthworm numbers and soil organic matter is on the rise. The grazing period has been increased from 6 to 12 months and the farm hasn’t bought fertiliser since 2021, with none being used last year. Importantly, animal performance has increased in line with improved soil health and while cow numbers were reduced initially Mike and Sam are looking at increasing numbers again. All of this has seen a significant saving on input costs which has been re-invested into the business, including a full soil audit to better understand how soil health is improving. In line with reduced costs on-farm emissions have been reduced significantly with Mike confident the farm can reach net zero within 5 years, a commitment made as part of being a demo farm for the Farm Net Zero project.
Another example of a farmer using an understanding of their carbon footprint to drive down costs and improve profitability is Tom Burge of Oaremead Farm. Tom farms 760 acres of grassland on Exmoor and runs both a suckler herd and commercial sheep flock. In 2017 Tom began shifting to a more regenerative farming system which predominantly focussed on an improvement in grazing management, once again aided by James Daniel from Precision Grazing.
Over 5 years, Tom has completely cut out the use of artificial fertiliser and reduced his feed use by over 70%. This has been made possible by an increase in dry matter grown of 0.9 tDM/ha, through improved grazing management, and has reduced input costs by 50%, with a similar reduction in emissions from inputs, as shown in the chart below. Crucially the farm is now profitable before taking into account income from subsidies and environmental schemes. In the next 5 years, Tom plans to completely cut out bought-in feed and to have halved fuel use and, like Mike and Sam, be well on the road to net zero while remaining highly productive and profitable.
Oaremead Farm emissions from inputs
These are just two of an increasing number of examples that we are coming across as we work with more and more farmers who are using their carbon emissions as just one metric to help improve their farm businesses. And far from impacting just a farm’s emissions and bottom line, the management changes that are being implemented are having beneficial impacts on those ecosystem services mentioned previously, soil health, biodiversity, water quality and reduced pollution. Proof if ever it was needed of the potential for long-term sustainability within our farming systems.
We’re excited to share a series of five new videos that showcase some of the farms in Cornwall that are part of the Farm Net Zero project.
Each video shares a different farm’s journey as it works to improve the environment, produce nutritious food, while also responding to climate risks, such as flooding. There is a specific focus in these videos on how the farms are engaging within their local communities, to help tackle these issues. The Farm Net Zero project includes practical advice for farmers on how to reduce greenhouse gas emissions, showcases innovation, provides robust science through soil testing and carbon footprinting, and inspires other farmers to tell their stories to consumers on the steps that they are taking to address climate change and protect soil health.
The full-length video below includes all of the following five stories. If you prefer to view each story separately, please simply click on each of the links here:
As a grower of organic vegetables, my day always starts on the farm.
Depending on the time of year, I need to open polytunnels, water plants, and harvest crops. I sell all my produce locally on the Isles of Scilly where I live and work, so once harvested I will go and deliver the veg to the point of sale. I also have to fit in planting, sowing, weeding and other jobs.
Being a grower gives me huge pleasure, despite the challenges, but also a grounded perspective on farming, growing and carbon management on farms. I look at my farm often through a carbon lens, and making management decisions to minimise carbon emissions, whilst maximising carbon sequestration feels second nature. My farm business has been consistently carbon-negative for many years.
After lunch, I put a different hat on and work for Farm Carbon Toolkit as the Impact Manager. Having previously led the Farm Carbon Calculator development (since its creation in 2009), this new role gives me a different perspective on the organisation. My primary aim is to understand how we measure the impact of the work we do, and to help the organisation increase its impact. Many organisations in the social enterprise sector are very driven by social and environmental change, but can easily overlook how effective their work is and what change it’s delivering. After all, this is a primary reason many of us in FCT are in the organisation!
Day to day, I work across the organisation in trying to measure what we do currently, and how to collect that information. Once I have that, I’m involved in understanding what the opportunities are for change in the way we operate. This work feeds into the day-to-day work on communications, as well as the longer-term strategy work focussed on the next three years. At the end of the day, we want to help as many farmers and growers as possible reach carbon net zero or beyond.
As a Director, I also have oversight of the organisation, and this is a role I enjoy a lot. However my favourite parts are talking to the farmers and growers who are on the journey to net zero – or already there, and seeing the changes they’ve implemented. That is always inspiring and makes the work of the organisation very tangible.
Chances are, if you’re interested in measuring the carbon footprint of your farm you know a bit about what my job entails. I’m here to support you and help more and more farmers measure the carbon footprint of their farm. Each day, I’m immersed in both the challenges and rewards of what this involves:
We get it – carbon footprinting a farm can be hard, every farm is different, time is short and sometimes we all face problems fitting the farm information we have into an online carbon calculator.
Rising to the challenge
Behind our calculator is an approachable team who benefit from a two-way process where we help you and the more we do this, the more we learn and can improve the calculator in the long term.
We put together online resources; we generate and record ideas which guide ongoing research into methodologies of calculating GHG emissions in agriculture; and we contribute to the development and testing of our software.
When we develop, and when we test – we’re looking to see if things are getting better – and since starting in April 2024 we’ve already seen some great improvements rolled out to the calculator. My role contributes toward this on an average day.
Starting the Day: Checking in with the users
The day kicks off with a review of support requests from users across the UK and farms around the world. Our users vary widely, from small family farms to large agricultural enterprises, and their technical needs are just as diverse. Questions cannot be predicted but range from understanding how to input specific data into the calculator to interpreting their carbon footprint results.
I love interacting with those farmers taking the important step of calculating a footprint. There are many reasons for doing this – and all are inspiring, so it is great to hear from those involved. By solving problems or helping guide users my small but crucial role builds our understanding of carbon data.
Mid-Morning: Developing resources for sustainable agriculture
A big part of my role is creating and updating online resources that help users maximize the calculator’s potential. I’ll work on developing these resources – which you can view in our FAQ’s, downloadable resources, instructional videos, or during training sessions.
We think many farmers work long hours and appreciate a well-organized, easy-to-navigate guide that helps self-starters make the most of the Calculator – we believe it should be possible to use the tool yourself and feel that satisfaction of having achieved something.
Afternoon: Finding a solution for businesses or environmental professionals
The afternoon usually involves working closely with our Calculator Manager and other team members to ensure the Farm Carbon Calculator continues to deliver for our professional and commercial users.
We rely on the legion of professionals, organisations, and partners who pay to use our software through licences, our excellent API, or in other ways to reach ever more farmers. Their fees support the work we do in all senses and this is clear in all our approaches to commercial work.
Staying informed in this area is critical for our relevance as the opportunities for us to help those working in carbon management and agricultural sustainability are constantly evolving.
Wrapping up: Reflecting on progress and user feedback
Toward the end of the day, I might be reviewing feedback from users on recent updates or features, and discussions from the morning. Positive feedback is always motivating, and constructive suggestions are tracked to help us improve.
Without farmers and others working hard on their footprints and their sustainability I either wouldn’t have a job, or wouldn’t have the inspiration to know what to do next. With that in mind – throughout the day you can reach me at the end of the phone or on email – so give me a call.
If you are an agricultural professional or large organisation you may want to see the services available for you, book a demo with us, or let me know if you want to learn more. Everyone else using the tool – just get started, create an account, or get in touch. You can reach us Monday to Friday 9am to 5pm on [email protected]
I’m the Operations Administrator at the Farm Carbon Toolkit (FCT), a role which provides a range of administrative and operational support across the organisation. I also arrange our regular, in-person Away Days; organise, alongside our Advisory team, our Annual Field Day and I support additional FCT events throughout the year.
Every day is genuinely different, and I always open my laptop on a morning or check my phone not knowing quite what to expect from the day ahead (despite having made a clear plan and ‘to do’ list!).
I could be attending internal or external meetings, either taking notes or contributing from an operations perspective.
I may be updating posts and blogs on our website or creating newsletters.
I might be booking accommodation, travel, event stands or buying tickets for us to attend key agricultural shows then answering phone calls and email enquiries from a wide range of people – from our existing farmer and sector partners to new growers or farmers seeking advice; from agronomists to journalists; from individuals interested in attending our events to prospective candidates for roles within FCT. I never quite know what I’m going to be asked about, which keeps me on my customer service toes!
Alternatively, I could be getting deeply involved in event planning such as creating Eventbrite pages and blogs, liaising with caterers, sourcing portaloos, visiting host farms…
I also work closely with our Board of Directors, providing admin support for regular Board and various Director-led Meetings.
The joy of this role is that I get to work with all of my FCT colleagues and our Directors in one capacity or another, and I therefore get to know everyone individually. As we mostly work remotely, it’s lovely to have that contact with everyone and to really feel part of both the whole organisation and also of each individual team.
The FCT team is one of the most friendly, approachable, kind and supportive group of people I have worked with – and also one of the most passionate and dynamic. Our in-person get-togethers are always really chatty, supportive and fun – and something I always look forward to!
Previously, I have worked as a foreign language tutor in Singapore after a Mod. Langs. degree at the University of Sheffield; I’ve been a multilingual Executive PA in the finance sector in the City of London; had a cheeky career break in the West Indies; supported the Vice-Chancellor of the University of Exeter for 14 years as their Executive PA. I qualified as a Swedish Massage Therapist in 2017 and have a private practice as well as a part-time role in a Wellness Spa.
In late 2023, I finally acted upon a realisation that I wanted to learn more about the sustainability sector and to start doing something practical to help our environment and to nurture our natural resources. The Farm Carbon Toolkit was the perfect organisation to work for (in my view!), as our teams work directly with, support and advise farmers and growers as they experiment with new ways of working to achieve a more sustainable farming or growing model. I often feel like the new girl at school as I learn something almost every day from the passionate and overwhelmingly knowledgeable people I work with. I absolutely wouldn’t have it any other way!
I love being a part, however small, of this sector and particularly of this team, as I feel we never lose sight of the bigger environmental picture while spending, literally, a lot of our time down in the weeds!
Being Chief Exec of the Farm Carbon Toolkit is a privilege. I have a team of committed, enthusiastic and supremely knowledgeable people working with me who are dedicated to supporting farmers to understand their farm carbon footprint and to reduce greenhouse gas emissions and increase carbon sequestration, whilst maintaining thriving, biodiverse businesses.
We are a relatively small organisation, but I always love it when people tell me that they keep coming across the team as this means we are being noticed and, even more importantly, that people like what we are doing. Last week was just such an example. We were involved in a number of sessions at the Oxford Farming Conference including showcasing Farm Net Zero Cornwall and the great strides farmers involved in the group are making towards Net Zero. We also featured in the premiere of the film “Six Inches of Soil” and were mentioned by a number of other speakers at the conference whom we work with.
There is no such thing as a typical day for me.
I do start off with a list of what I would like to get done during the day and highlight the tasks which are important/ urgent, but then things happen, such as people making contact with me to discuss exciting new activities with which we could get involved. It is just about impossible to know which opportunities are the best to take forward from the great number which come our way every day, but my watch word is to pursue working with like-minded organisations whose first instinct is to think about what they can do to support reducing the greenhouse gas emissions from agriculture and who, like us, believe that farmers are supremely well-placed to remove carbon from the atmosphere through how they farm.
Over the last few months I have been developing relationships with other popular Carbon Calculators to enable us to work together where possible to harmonise Calculator methodologies, so that farmers’ Carbon Calculator results will be more comparable in future. This, I believe, will increase the uptake of their use. We know that the requirement to provide information on farm emissions and removals will increase over time and we are committed to continually improving our Calculator so that farmers who are taking action to reduce their carbon footprint can see this fully reflected in their reporting. We are also committed to providing our Calculator directly to farmers for free.
Welcome to our January Farm Net Zero update, sharing news for our farmers, growers and the wider community this project supports.
(Image above: Dr Dave Davies from Silage Solutions presenting to Farm Net Zeroat our silage event)
Recent news and events
Oxford Real Farming Conference: January 2024
On the 5th of January, Farm Net Zero will be presenting in a session entitled “It Takes a Farm Community to be Net Zero: A Case Study from Cornwall” at the Oxford Real Farming Conference. We are very much looking forward to showcasing the fantastic work our Demo and Monitor Farmers are doing and look forward to seeing some of you there. Hannah Jones will be introducing Farm Net Zero Demo Farmers Andrew Brewer, Mike Roberts and Anthony Ellis, who will be speaking about their experiences of reducing their farm carbon footprint. The session will also include a recent film of some of the Farm Net Zero farmers talking about the benefits of being part of a community. The film will be available on the Farm Net Zero webpage after the conference. Learn more here
Optimising Silage Production
On the 16th November, Dr Dave Davies from Silage Solutions spoke at our silage event hosted by FNZ monitor farmer Phil Kent at Higher Carruan, St Minver. Dave took us through how to optimise silage production to reduce waste and maximise the quality and quantity of feed from the amount of fossil fuel used in silage production. We were also able to look at the Kent family’s self-feed silage clamp; and how this is saving costs and reducing emissions from machinery used for feeding cattle over winter. Learn more here
Self-feed silage in action
Integrating Livestock and Trees
Dr Lindsay Whistance from the Organic Research Centre spoke at our event on integrating trees and livestock at FNZ Demo Farm, Blable near Wadebridge on the 27th September. Lindsay presented the results from a range of studies into animal behaviour in agroforestry systems and emphasised the importance of trees for optimal livestock performance through temperature regulation and feed value. Incorporating trees into the farm system benefits animal welfare and helps to reduce the farm’s carbon footprint. Learn more here
Attendees feeling the benefit of the hedgerow on a windy day
Lessons Learnt at Erth Barton
“Lessons Learnt at Erth Barton” on the 18th October summarised the work of Demo Farmer Tim Williams as he prepares to move on to new opportunities. Tim gave us a round-up of the successes and challenges he encountered during his time at Erth Barton, including introducing cattle rotational grazing of diverse herbal leys, pasture cropping and the use of compost as a soil health conditioner. We would like to thank Tim for his contribution to the Farm Net Zero project. Learn more here
Tim Williams and the power of plant roots
FNZ Agronomists’ Workshop
At the end of November, we organised a workshop for agronomists at Trethorne Leisure Farm where we were able to discuss some of the findings of the Farm Net Zero trials. This was a great chance to develop ideas and bring together the knowledge and experiences of agronomists and the Demo and Monitor Farmers. We had some excellent conversations on the results of the trials and the potential opportunities they present for farmers as the new Sustainable Farming Incentive comes into force. Learn more here
This year’s soil sampling is now complete and it has been exciting to see how the soil has changed since 2021. The soil carbon results are now being used to update carbon footprints, and it has been good to see some footprints reduced through soil carbon sequestration. We have a range of farm types on the project, to reflect the variety of farming found in East Cornwall. There are 4 market gardens, 10 dairy farms and 29 mixed livestock and arable producers (ranging from pasture-fed livestock to varying levels of cropping) on the project, and we hope to be able to pick out trends in carbon footprints based on farm type as we build the database year-on-year.
Community engagement
In September, Westcountry Rivers Trust held a Beneficial Bugs ID session at Community Roots market garden, near Porthtowan. On-site, there are many wild boundaries and herbaceous borders running across the beds to encourage pollination and provide year-round habitat for beneficial predators.
Westcountry Rivers Trust – Beneficial Bugs ID Session
Project officer Zoe Smith said: “Even this late in the year, we turned up plenty of interesting specimens from different areas of the garden with our pooters.
We also looked at some companion planting within the polytunnels and participants made a bee hotel log to take home to support bees in their own gardens.”
A Soil Health Indicators session at Loveland, Penryn, in October also took place. Several enthusiastic people brought soil samples from home to analyse, as well as digging soil pits in the garden itself and comparing compacted areas on the track with less intensively used grassland areas.
We’re still looking for new locations to run climate friendly gardening workshops.
If you have an allotment, community garden or smallholding within east or central Cornwall you are proud of, and are willing to share your story, please get in touch with Zoe via [email protected].
Current farm field trials
A little insight into some of the fab field trials currently underway as part of the FNZ project:
Targeting pathogens and weeds with compost managementThe first year of the compost field lab has produced some exciting results. Making compost on site can help growers capture carbon, retain nutrients, and reduce the dependence on bought-in fertiliser. But there is always a fear of spreading disease and weeds within the compost. To see if they could safely compost weed seeds and diseased material, one trialist tried burying them in the compost in bait bags. After 12 weeks they found that composting had killed the plant pathogen and turned weed propagules (bindweed and oxalis) to dust. For more information on how the trial was carried out, and other results, have a look at the Innovative Farmers website: Optimised compost management for productivity and soil health (innovativefarmers.org)
Update on Innovative Farmers field lab looking at reducing tillage in maize trialBy testing alternatives to ploughing, farmers are hoping to reduce the harmful impact of maize growing on soil structure, causing less erosion and runoff and reduce costs by using less fossil fuels. Results from the trial are still being processed but our initial thoughts are noted here. There are 3 fields with different systems:
The first set of results comparing strip till with ploughing showed that a strip till system didn’t result in visibly lower yields than a standard plough based system. When the weight of the yields were compared they showed that strip tilled plots had 5% less yield than ploughed strips, but with a significantly lower cost of production with less time and fuel use. There were more weeds present in the strip tilled area despite the same herbicide treatments on all plots. However, this was mainly grass weeds and biennial crops like thistles which were not effectively controlled by the pre drilling glyphosate.
In the second field the comparison was between a strip till, light cultivations and direct drilling. Drilling system and pre drill cultivation did have some effects, with the highest yield being a strip till plot followed by Min-till , and the lowest yield being direct drilled although differences were not large. There was again little to see from what the crop looked like to determine which was better without the weights.
The third set of results are still to be analysed.
Oxford Real Farming Conference, Oxford (various locations)4th-5th January 2024FCT is proud to be presenting at the famous Oxford Real Farming Conference next January. FCT’s Liz Bowles joins the panel for the ‘Capturing Carbon: Joining the Dots Between Policy and Practice’ session at 11am on Friday 5th January. At 2pm, FCT’s Hannah Jones chairs a panel session with farmers Mike Roberts, Andrew Brewer, and Anthony Ellis, asking ‘How can a farm reach net zero?’, along with a 20-minute video that features 5 farmers from the Farm Net Zero project FIND OUT MORE
Rootstock, Westpoint Exeter, Devon14th February 2024Organised by the Devon County Agricultural Association charity and hosted at its headquarters at Westpoint Exeter, Rootstock is a one-day, forward-looking conference for farmers in Southwest England. In its second year, this new conference brings farmers and researchers together to explore how farmers can build sustainable profitable businesses in tune with natural processes. Full details of the 2024 conference will be available shortly, including the topics for discussion and speaker announcements. FIND OUT MORE
You’ll find a full range of relevant events on our website.
We will be continuing to run a series of Farm Net Zero events in 2024, drawing on the needs and interests from the community of farmers. These will be advertised on our website and through this newsletter. If you have any suggestions for events we could run, please let us know.
Getting in touch
As ever, if you have any questions or ideas that would further support the community of farmers that we are working with, please get in touch with the project team (contact details below).
All information about the project including upcoming events and resources are available on the Farm Net Zero website. If there is anything you would like to see featured please let us know.
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