Originally Posted by Racer Ex

Yep.

During the meat of my race season I don't destroy myself in training but before, absolutely. Other than a few peaking efforts, my training numbers are always better than race numbers.

The only time I'd be OK with setting a PB in a race would be if the effort had me crossing the line with my arms raised and the rest of the field in tatters.

If you're setting PB's in a race and not winning, it might be worthwhile to revisit your race management.