This program has seen the prevalence of calves considered to be persistently infected (PI) with BVDV fall from 0
This program has seen the prevalence of calves considered to be persistently infected (PI) with BVDV fall from 0.66% in 2013 to 0.10% in 2017,… Read More »This program has seen the prevalence of calves considered to be persistently infected (PI) with BVDV fall from 0