Why is an unusually low stud fee considered a potential red flag?

Answer

The breeder may not have invested in necessary health clearances

Unusually low fees can indicate a failure to invest in necessary health clearances, meaning the 'savings' could be negated by future veterinary expenses related to breed-specific ailments.

Why is an unusually low stud fee considered a potential red flag?
costDogbreedingDachshundstud fee