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  • Environment Sustainability
23 February 2025

IATA Per Passenger CO2 Emissions Calculator: Approach and Documentation

The document provides an overview of the IATA Per Passenger CO2 Emissions Calculator, which uses primary airline data to calculate CO2 emissions per passenger. It describes the methodology, the reference data and sources, as well as the calculation model. Additionally, it includes specific considerations, such as accounting for SAF, non-CO2 effects or upstream emissions.

What will you learn after reading this document?

 

  1. How the IATA CO2 Connect calculator uses actual airline data for accurate CO2 emissions calculations.
  2. The methodology and factors considered in calculating per-passenger CO2 emissions.
  3. The differentiation points that set the IATA CO2 Connect calculator apart from other calculators.
  4. How CO2 emissions are allocated between passengers and cargo, and among different cabin classes.
  5. The considerations and limitations of the calculator, including the handling of exceptions and data validation processes.

 

How to stay up to date with the latest information provided in this document?

 

Learn more about IATA CO2 Connect, an emissions calculator developed with real airline data based on industry approved recommended practices that can easily be integrated into your operations.

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