Timing is everything

摘要

Giving the right vaccination at the right time can help you achieve your herd health goals, by heather smith thomasWhen should your calves get their first round of vaccinations? After all, newborn calves gain temporary or passive immunity from disease when they ingest colostrum, since this "first milk" contains maternal antibodies.After a few weeks or months, however, this temporary protection wanes, and calves must build their own immunities. Vaccinating calves at the proper time can help protect them until weaning age.