1. Comparing corporate performance on climate change – what metrics? Dr. Craig Mackenzie Director, Carbon Benchmarking Project University of Edinburgh Business School

2. The scope for low cost reductions Source: Vattenfal

3. Breakdown of the Tesco footprint Add note on fridge energy? Refrigeration Tesco CSR Report 2007

4. Direct CO2e emissions No Data

5. Relative carbon intensity? NB: this slide does not give an accurate comparison of performance No Data

6. Meaningful comparison? NB: this slide does not give an accurate comparison of performance Food processing business Food non-food split Food- non-food split Food non-food split Use of biodiesel Green tariff electricity Green tariff electricity Data estimated Data incomplete No Data

7. Add note on fridge energy? Refrigeration Tesco CSR Report 2007 An alternative strategy % f-gas leakage pa KWh/linear meter of refrigeration Diesel litres/pallet delivered Average store energy rating % electricity from renewables weighted for additionality

8. Wider implications Benchmarking needs: Better data quality Sharper standards Segmental carbon reporting Identification and reporting on normalisation factors Avoiding carbon reductionism Activity-specific metrics Activity/sector-specific reporting standards Collaborative sector/activity projects to define the above