but 5 tonnes burn sounds very excessive for a modern short haul type on that sort of sector.
Yes, it does, doesn't it, but I left it there because that's what the
ICAO Carbon Emissions Calculator (also linked in my last post) produced for an A320 family LHR-MUC. Or maybe I misinterpreted it; I put the link in so that people could check. (Hint............................. and when you have done that, please let me know if you get a substantially different figure.)