The Challenges of Preconditioning a Cow's Immune System

Aave the vacsines that don't work, a stop working. Did they work at one time and another, becoming less effective? Or two or three of em have never worked. I won't mention what they are. No, yol osu either. Anum's very popular. Aat's, it's a big challenge when they get here, unless they're big. O, mter yearling, you know, to back up a little bit more, make you sure that they get clostr underfo,. Oh, yes. The first forty eight hours is is criticalys. Otherwise that immune system isn't got kick started at all.