I am just a little surprised that, as bahn.de showed the bus connection in full detail (and they showed the Bayern Ticket price), they went to the trouble of indicating that the Bayern Ticket did not cover the full journey.
Monday morning at the DB:
Well hello good morning I am Mr Right Hand.
Well hello there as well I am Mr Left Hand.
Do you work here Righty?
All my life, and you Lefty?
Same. Which way you headed?
That way. And you?
Over there. See you around?