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Health & Nutrition
V the V 2nd opinion please
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<blockquote data-quote="Anonymous" data-source="post: 11124"><p>There are two strains of BVD--cytotoxic and non-cytotoxic. Ensure that your vaccination program contains both strains. Anything pregnant under 145 days that picks it up could potentially have a persistently infected calf, so hopefully they're over that age. Of course, abortion happens to infections over that, so it's not really a great improvement. If possible, I'd disinfect everything possible. BVD will contaminate feeders, barns, etc but I haven't had much problem with dirt. Of course, we generally don't have new herds coming onto infected farms--it's usually infected cattle causing the problem. We also have some pretty long winters. In Canada, Triangle is one product which advertises that it has two strains-and it's a killed vaccine thus safe for anything pregnant. I'd ensure all calves are vaccinated for both strains--if killed, twice a month apart, preferably a month or more before the move for the second....if MLV at least 3 weeks prior to the move. I'd contact an extension agent or the area vet college for more information about which strains etc are in your area and the duration in your soil. Sorry I can't be of more help. V</p></blockquote><p></p>
[QUOTE="Anonymous, post: 11124"] There are two strains of BVD--cytotoxic and non-cytotoxic. Ensure that your vaccination program contains both strains. Anything pregnant under 145 days that picks it up could potentially have a persistently infected calf, so hopefully they're over that age. Of course, abortion happens to infections over that, so it's not really a great improvement. If possible, I'd disinfect everything possible. BVD will contaminate feeders, barns, etc but I haven't had much problem with dirt. Of course, we generally don't have new herds coming onto infected farms--it's usually infected cattle causing the problem. We also have some pretty long winters. In Canada, Triangle is one product which advertises that it has two strains-and it's a killed vaccine thus safe for anything pregnant. I'd ensure all calves are vaccinated for both strains--if killed, twice a month apart, preferably a month or more before the move for the second....if MLV at least 3 weeks prior to the move. I'd contact an extension agent or the area vet college for more information about which strains etc are in your area and the duration in your soil. Sorry I can't be of more help. V [/QUOTE]
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V the V 2nd opinion please
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