Question to the Cabinet Office:

To ask the Minister for the Cabinet Office, with reference to the report entitled Greening Government Commitments April 2021 to March 2024, published on 20 February 2025, what methodologies his Department uses to (a) collect and (b) collate data on (i) TCO2e emissions on domestic flights and (ii) the distance travelled in km for international flights.

DEFRA sets these methodologies through yearly carbon indices across government, including for the Cabinet Office, in line with the Greening Government Commitments.