The carbon calculator takes the company activity (ie. electricity consumed) and multiplies it by the emissions factor.
| Source | Note |
|---|
| 1 | Department of Forestry, Fisheries and the Environment (DFFE) | The DFFE publishes a national GHG inventory report from which emission factors can be manually estimated. |
| 2 | UK Department for Environment, Food & Rural Affairs (DEFRA) | The DEFRA GHG conversion factors are suitable for international use and can be applied in SA when local data is unavailable. |
| 3 | U.S. Environmental Protection Agency (EPA) | The EPA GHG emissions factors are suitable in SA. |
| Source | Note |
|---|
| 1 | Intergovernmental Panel on Climate Change (IPCC) | Offers emission factors for various sectors which can be applied at the national level. |
| 2 | GHG Protocol databases and tools | Offers a range of calculation tools and guidance for developing comprehensive GHG inventories |
| 3 | International Energy Agency (IEA) | The IEA offers emission factors for South Africa - mainly CO2 emissions from fuel combustion. |
| 4 | Department of Forestry, Fisheries and the Environment (DFFE) | The DFFE publishes annual Grid Emission Factors Reports for South Africa. |
| 5 | Eskom | GHG emissions are estimated from Eskom's annual intergrated reports. |
