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Pulling back the blanket on dry cow treatment

Thu, 05/26/2016

A small study showed that selective dry cow therapy can maintain udder health while reducing antibiotic use in some cows.

dry cows

By Abby Bauer, Hoard’s Dairyman Associate Editor

One topic of conversation at the Minnesota Herd Health Conference held in Bloomington, Minn., last week was blanket versus selective dry cow therapy.

“Blanket dry cow therapy has been preached since the 1960s,” said Erin Royster of the University of Minnesota. While treating every cow with antibiotics at dry-off has become a norm, a recent push to reduce antibiotic use on farms has led some to wonder if treating all cows is necessary.

The goals of dry cow therapy are to treat existing infections and prevent new ones. Royster explained that if a farm chooses to use selective dry cow therapy and only treat some cows, they must be able to determine infection status at dry-off. Read more

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