The UK’s FIT scheme consists of two distinct payments, one for metered generation and a second for export. The latter used to be deemed at 50% of generation, so could the total income could be calculated with a single combined tariff. However, it is now increasingly common for systems to receive a generation payment and a second payment based on actual export at different rates. This is currently not supported by PVOutput.
Propose enabling entry of two separate tariffs, one for generation and a second for export.