Aha, I have done a bit more digging into this after my post and found https://www.cleanenergywire.org/factsheets/what-german-households-pay-power https://www.cl

Aha, I have done a bit more digging into this after my post and found https://www.cleanenergywire.org/factsheets/what-german-households-pay-power https://www.cleanenergywire.org/factsheets/what-german-house... which seems to clear up much. Thank you for putting me on the right track.