Major Road Emissions

Hot exhaust emissions and the related fuel consumption estimates are calculated within the NAEI using fuel consumption and emission factors for each vehicle type.

Get data

Road transport emissions data can now be downloaded below:

Document

NAEIMajorRoads_2023.xlsx

Road transport emissions data are included as a separate layer in the UK emissions maps.  These can be downloaded from the UK Emissions Interactive Map.

Road transport energy data, mapped to Local Authorities are available for download from the DESNZ website.



Published: 12 January, 2024

Last updated: 30 September, 2025