Reporting and performance
Key sustainability reports
Sustainability Report
Read the 2025 reportSustainability data tables
Download the data tablesNet Zero Transition Report
Read the reportLatest sustainability reports
Our GHG, carbon intensity and water data has been independently assured by PwC LLP for the financial year 2023/24 to the standards ISAE3000 and ISAE3410. The limited assurance opinion can be found here.
Our GHG and Environmental Reporting Criteria 2024, sets out the approach we take to collecting and reporting this data.