![]() A modified live vaccine will destroy the corpus luteum on the ovary, but most cows don’t need the corpus luteum after six months of gestation. Modified live vaccines have the potential to abort calves, especially during the first trimester. Can you use modified live vaccines in the cow herd? You can use modified live vaccines in the cow herd, but I recommend only using them when females are open. You mentioned using modified live vaccines in replacement heifers pre-breeding. So, vaccinate in the spring before turning them out to pasture and then again in the fall during pregnancy checks. How many times for mature cows and bulls? I like vaccinating the mature herd twice a year, because most of the vaccinations give you a good protection for only six months. ![]() Vaccinate these females at 2 to 3 months of age, around weaning, and six to eight weeks before breeding. How many times a year should you vaccinate? The biggest thing, as far as reproductive and respiratory problems, is vaccinating your replacement heifers about three times with modified live vaccines before breeding. Buzz Iliff, veterinarian at Iliff Veterinary and Consulting LLC and a beef producer near Wyoming, Ill., shares his recommendations for building an efficient vaccination program. ![]() But maybe you’re unsure of how often to vaccinate and what your routine should consist of. You know a vaccination protocol is important for maintaining ideal herd health.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |