The fuel mix for the year 1 April 2016 to 31 March 2017 is shown below.
|Brighter World||UK average|
|CO2 emissions (kg/kWh)||0.298||0.254|
|high-level nuclear waste (g/kWh)||0.00079||0.00147|
Brighter World ceased trading in January 2018. They were supplied by Robin Hood Energy. The fuel mix values are the GB Residual Fuel Mix, which means the supplier does not have generator declarations for the sources of the electricity they are supplying. Their published figure for CO2 is 291g/kWh but we have calculated it to be 298g/kWh. Their published figure for nuclear waste is 0.000763g per kWh but we have calculated it to be 0.00079g per kWh.