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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.

LATEST

If they say two are better than one, how great are three? One California dairy has found success putting three breeds into one cow to reach their goals for a more profitable and efficient herd.

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Eliminating horns has long been part of basic herd management, but the economic value, practicality and acceptability of traditional horn removal practices is in question. A recent analysis compares the cost of dehorning with breeding for naturally hornless cattle.

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Reproductive management is a game of averages. Different strategies for getting pregnancy established in dairy cows encompass a range of targets for timing artificial insemination (A.I.). Some are precise, aiming for the ideal timing. Others are broader and simply aim for an acceptable average. Most approaches result in pregnancies, but in some cases there remains opportunity for improvement and economical gain.

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Achieving a heat detection rate between 68 and 75 percent, conception rate as high as 40 to 48 percent and a pregnancy rate range between 30 and 37 percent is attainable, and top dairy herds out there are doing it.

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Intense genetic selection can have an unintended side effect – the loss of genetic diversity.

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Reproductive performance on dairies is one of many key areas that can have a huge impact on profitability. It is no surprise dairy farmers continue to look for ways to improve reproduction programs.

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