Emission factor explorer
Every factor the calculator can apply, filterable by category, country and reporting year. Rows highlighted in green are the ones currently applied to your submission — use this to audit what drove each number in your report.
Estimation
← Back to resultsFallback dataset: DEFRA/DESNZ 2026
This calculation uses the bundled fallback dataset: DEFRA/DESNZ 2026 GHG Conversion Factors (well-to-wheel), applied to all reporting years. Licensed datasets (IEA, EPA and other national agencies) are not included.
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28 factors
| Category | Item | Country | Value | Unit | Year | Source | |
|---|---|---|---|---|---|---|---|
| transport | Walking | GLOBAL | 0.00000 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Bike | GLOBAL | 0.00000 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Electric Bike | GLOBAL | 0.00720 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Scooter | GLOBAL | 0.00000 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Electric Scooter | GLOBAL | 0.02643 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Motorcycle | GLOBAL | 0.14604 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Petrol Car | GLOBAL | 0.20751 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | In use Fallback |
| transport | Diesel Car | GLOBAL | 0.21770 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Hybrid Car | GLOBAL | 0.16651 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Plug-in Hybrid | GLOBAL | 0.11510 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Battery Electric Vehicle | GLOBAL | 0.03515 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Taxi | GLOBAL | 0.26730 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Bus | GLOBAL | 0.12800 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Coach | GLOBAL | 0.04978 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Metro | GLOBAL | 0.02027 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Tram | GLOBAL | 0.02775 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Train | GLOBAL | 0.03989 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | High-speed Train | GLOBAL | 0.01485 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Ferry | GLOBAL | 0.14036 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| transport | Other | GLOBAL | 0.12610 | kgCO2e/km | 2026 | DEFRA/DESNZ 2026 | Fallback |
| electricity | Grid electricity (UK fallback) | GLOBAL | 0.17137 | kgCO2e/kWh | 2026 | DEFRA/DESNZ 2026 | In use Fallback |
| heating | Natural Gas | GLOBAL | 0.21661 | kgCO2e/kWh | 2026 | DEFRA/DESNZ 2026 | Fallback |
| heating | Heating Oil | GLOBAL | 0.29612 | kgCO2e/kWh | 2026 | DEFRA/DESNZ 2026 | Fallback |
| heating | Electric Heating | GLOBAL | 0.00000 | kgCO2e/kWh | 2026 | DEFRA/DESNZ 2026 | Fallback |
| heating | Heat Pump | GLOBAL | 0.00000 | kgCO2e/kWh | 2026 | DEFRA/DESNZ 2026 | Fallback |
| heating | District Heating | GLOBAL | 0.20334 | kgCO2e/kWh | 2026 | DEFRA/DESNZ 2026 | Fallback |
| heating | Biomass | GLOBAL | 0.02693 | kgCO2e/kWh | 2026 | DEFRA/DESNZ 2026 | Fallback |
| heating | Other | GLOBAL | 0.24000 | kgCO2e/kWh | 2026 | DEFRA/DESNZ 2026 | Fallback |