05/19/2023
Natural service has its drawbacks compare to AI this is why:
■Genetic progress is slower.
■Bulls can become injured, sick or die.
■Bulls must be fed and maintained year- round despite narrow window of use (60 days).
■Each bull needs a breeding soundness examination before every breeding season.
■Bulls increase risk of damage and injury to farm personnel and facilities.
■Bull purchases represent a significant farm biosecurity risk.
Without accurate record keeping and sire replacement, inbreeding will occur.