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A.I. & BREEDING

From estrus and heat detection to genomics and sexed semen, discover the latest information to improve reproductive performance.

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Crossbreeding cows has become the new normal for Birkstead Holsteins in Elora, Ontario. Thomas Wantenaar and his family have been experimenting with Holstein crosses since the early 2000s, around the same time Wantenaar graduated university and began working on the farm full time. Of the farm’s 310 cows, only 55 are purebred Holsteins, the rest of the herd is a variety of Holstein crosses.

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Biannually (spring and fall), the Lactanet Open Industry Session (OIS) offers an opportunity for the dairy industry to share and discuss dairy cattle genetics research, provide industry updates and bring forward future projects.

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We’re facing unprecedented times, with many things seemingly out of our control. And we’re looking for ways to trim costs and be more efficient while not losing ground. Reviewing your genetic plan should not be forgotten. For some, in vitro fertilization (IVF) is more important than ever.

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Timed A.I. can enhance pregnancy rates and efficiency, but protocols are not bulletproof. If results seem subpar, take a whole dairy investigative approach.

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Canadian breed associations recently recognized some of Canada’s top herds with the prestigious Master Breeder award. Presented by Holstein Canada, Jersey Canada, Ayrshire Canada and the Canadian Brown Swiss and Braunvieh Association, the 2019 recipients are highlighted below. end mark

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You likely have heard of or already are implementing strategic breeding in your dairy herd through use of beef genetics, but the elephant (or beef-cross calf) in the room is this: What beef genetics should you be using?

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