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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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In vitro fertilization (IVF) is an aggressive reproductive tool, but how can it be practically applied to achieve goals like genetic progress and reproductive efficiency?

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Should dairy producers use conventional semen, sexed semen or beef semen when breeding their heifers and cows? The simple answer is: “It depends.”

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With a large dose of genetics and breeding strategy articles in this issue of Progressive Dairyman, we turned to our editorial advisory panel to get their insights on those topics.

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Dairies are constantly learning how to put the actionable data from animal monitoring systems to work in new and different ways to benefit their herds. Astute producers use this information to elevate animal productivity and management to new heights while improving cow comfort and health at the same time.

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Dairy owners might be able to add more to their bottom line if they introduce a beef bull into their breeding program for some of the producing cows in their herd, a Texas A&M AgriLife Extension Service specialist said.

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At the recent Midwest Dairy Day, held Dec. 1, 2017, in Calmar, Iowa, four dairy operations shared strategies, tips and protocols for meeting reproduction goals. Three herds have a pregnancy rate of 33 to 34 percent, while one herd has achieved an outstanding 46 percent.

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