: We just got our first steer, he is 4-6 months old. What vaccines will he need? We are in NC. What is the best age to butcher him? Thanks<p>------------<br>1). Blackleg,4way BRD(IBR/PI3/BRSV/BVD),Ivomec wormer.<br>2). Age, Depends on breed/weight/management desires. If you desire VEAL.... abt. 250lbs.