Instead its owned by the Government which can borrow an infinite amount of money and does for all kinds of reasons. Right now they spend 1.5 billion Euro each year for the Deutschland Ticket[1].

I am super happy about the ticket and think its a good thing. But lets not pretend its financing would be possible without heavy government spending.

[1] https://www.bundesregierung.de/breg-de/aktuelles/deutschland... (German)