Emission Factor
Air freight outside UK - without RF effect
0.5313
kgCO2e/tonne-km
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Emission factor summary
Emission intensity of international freight flight (to/from non-UK countries) excluding emissions from combustion and radiative forcing (RF) effect reflecting impact of contrails and high-altitude release of GHGs but not upstream fuel emissions. 8% distance uplift applied for indirect nature of flights. Retrieved from the Conversion Factors 2025: flat file published by the UK BEIS/Defra at the source URL.
| Property | Value |
|---|---|
| Name | Air freight outside UK - without RF effect |
| Sector | Transport |
| Category | Air Freight |
| Source | BEIS |
| Source Dataset | Greenhouse gas reporting: conversion factors 2025 |
| Region | |
Unit Type | |
| Year | 2025 |
| Year Released | 2025 |
| Emission Factor |
|
| Scopes | 3.4, 3.9 |
LCA Activity | fuel_combustion |
CO2e Calculation Origin | Source |
CO2e Calculation Method | AR5 |
Supported CO2e Calculation Method | AR4, AR5, AR6 |
| Data Versioning |
|
API Reference
Activity ID
freight_flight-route_type_outside_uk-distance_na-weight_na-rf_excluded-distance_uplift_included
UUID
82415b16-a591-4145-b74f-7b0c9f91936c
Code Snippet
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