Defra Emission Factors 2023 Plane. Research and analysis conversion factors 2023: The scope 5 selected beis (defra) tables library is updated when the source authority publishes updates.

That is why the emission factors are multiplied by 1.08, also known as the uplift factor (page. Desnz conversion factors handle this discrepancy by adding 8% to the emission factor to account for additional emissions caused by delays, such as to the.