if we're citing current projections as evidence.
Do I think there is a P2 bias? Sure but it's overplayed by the proletariat. But there is no case for any 2nd B12 team to be in the currently constructed CFP.
A case could be made for Iowa St over Notre Dame just due to the nature of their loss, but that's a different bias than P2 bias, and there are at least 1 or 2 other schools who have a stronger case over ND than Iowa St.