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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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It is still possible to maintain good reproductive performance in dairy herds without synchronization and timed A.I. (TAI), but it requires an effective systematic heat detection program that identifies approximately 70 percent of all possible heat periods.

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Almost since the advent of A.I. breeding, producers and researchers alike have anticipated the development of the ability to sort or select semen in order to produce more female offspring. This technology is now a commercial reality thanks to technological developments in recent years that have improved cell sorting capabilities.

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Each dairy operation has its own set of unique challenges, but most dairy producers have a common concern: reproduction. When cows don’t maintain healthy pregnancies, money spent on animal health products, veterinarian visits and artificial insemination (A.I.) is wasted.

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IPS releases No. 1 Red Holstein and much more
As the result of the January 2008 sire summaries, International Protein Sires (IPS) added five highly qualified sires to their proven lineup, announced recently by Ron Sersland, President and CEO.

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In late November, American Jersey Cattle Association (AJCA) officials tallied up their registrations for 2007 and determined to make an extra push at the end of the year to reach 80,000 registrations. By midnight on Dec. 31, the association reached a year-end total of 79,535 registered animals and recorded the third-highest annual total for Jersey registrations ever.

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Last month Brandon Covey interviewed Randy Carpenter with the Holstein Association to get his view on the future of registered cattle. In this issue, we talk with Jason Goff, a producer with Goff Dairy in Hobbs, New Mexico, to get another perspective.

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