Heifers and cows not previously vaccinated will require two doses to ensure a good response. This also applies to purchased cows with an unknown vaccine history.  |  File photo

Pre-calving vaccination good way to protect calf

Protection provided by vaccinating cows before calving works only if calf can ingest enough colostrum shortly after birth

Vaccines are important tools for reducing the risk from infectious disease. Vaccinating cows and heifers before calving increases the quality of colostrum, which protects the newborn calf. “Typically, we vaccinate the cow to protect the cow. In this case we are also targeting her calf by helping her create better colostrum,” said Cheryl Waldner, professor […] Read more