Free carbon reporting tools
Quick answers to the questions UK businesses ask most, built on the same government factors and rules as our software. No sign-up, and we don't ask for your email.
Each tool answers one question. To keep a whole year of figures and make your reports, you need a plan. Which do I need? New to the subject? Start with carbon reporting explained.
Do I need to report?
Do I need to report under SECR?
Check whether your company or LLP must include energy and carbon figures in its annual report.
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Do I need a Carbon Reduction Plan?
Three questions about your customer and contract that tell you whether PPN 006 or the NHS rules mean you need a plan.
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NHS supplier carbon checker
Five questions that tell you which NHS net zero rules apply to you now, and what changes in April 2027.
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CBAM registration checker
Four questions about your imports that tell you whether you must register for the UK CBAM, from when, and your first deadlines.
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Simpler Recycling check
A few questions that show whether your workplace in England separates its waste the way Simpler Recycling requires, and when the rules apply to you. Micro-firms have until 31 March 2027.
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Work out the figures
kWh to CO2e calculator
Turn electricity, gas and fuel use into carbon emissions with the 2026 government factors, side by side with 2025.
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Electricity CO2e by country
Turn kWh into CO2e for 194 countries and every US power region, for any year we hold, with the official government figure where there is one.
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Climate Change Levy check
Seven questions about a site that show the Climate Change Levy you should pay, any you shouldn't, what you could claim back, and whether the VAT on the bills looks right.
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Industrial electricity scheme check
Six questions that show whether a manufacturing site looks eligible for the electricity levy exemption, how big it would be, and a rough £ guide. Applications close 30 November 2026.
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Industry carbon benchmark
Your Scope 1 emissions per £ million of value added, beside the official ONS figure for your industry, for 110 UK industries from 1990 to 2024.
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Write and check your report
Free Carbon Reduction Plan template (PPN 006)
A Word template that follows the government's Carbon Reduction Plan format, with notes on filling in every section.
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Report check
Copy in your report's figures to recalculate electricity and gas, check the total and find anything PPN 006 or SECR asks for that is missing.
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Questionnaire answers
Model answers to the 20 carbon questions customers ask suppliers most, filled in from your own figures.
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Energy and grid
GB generation mix, live
Where Great Britain's electricity is coming from right now, how clean it is in each region, and every month's mix and carbon intensity since 2009.
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Supplier fuel mix
Each Northern Ireland supplier's published fuel mix and CO2 per kWh since 2020, the UK and residual fuel mix, and what your supplier's figure means for your report.
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Business energy prices
What UK businesses of each size pay for electricity and gas, every quarter since 2004, with and without the Climate Change Levy.
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Grids ranked
Every country's electricity ranked by carbon intensity for any year since 2000, from official figures and Ember's open data.
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Fuel and travel
Petrol and diesel prices
The government's weekly UK average pump prices on one interactive chart, with what your driving costs and emits at any week's price.
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Advisory fuel rates
The tax-free pence per mile for company car fuel in any quarter since September 2024, how it differs from the own-car mileage rate, and the carbon those miles add to your report.
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Electric vs petrol car
Compare a year's fuel or charging cost and CO2e for petrol, diesel, hybrid and electric cars of the same size, at today's prices.
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Flight emissions
The CO2e of any flight from the airports or the distance, the cabin and the travellers, with and without radiative forcing.
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