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Genetics

Timing for a breeding soundness evaluation

04/15/2012 6:30:00 AM

Q. What are all the aspects of a breeding soundness evaluation for a bull, when should this be done, and how often? ... Full story.

Preparing bulls for the breeding season

04/12/2012 4:40:00 PM

Bulls are the most costly animals in a cow-calf operation and provide the majority of genetic improvement for the cow herd. ... Full story.

Improving longevity of beef heifers

04/11/2012 10:55:00 AM

Research has indicated it takes the net revenue from approximately 6 calves to cover the development and production costs of each replacement heifer. ... Full story.

Keep or cull open replacement heifers?? (and buyer beware)

04/09/2012 4:22:32 PM

For some Oklahoma cow calf operations, the bulls go into the breeding pasture with replacement heifers in mid-April. ... Full story.

Jolley: Five minutes with Bill Bowman and cattle genetics

04/06/2012 10:10:00 AM

Bill Bowman is a Missouri farm boy who never imagined a career dealing with numbers—like the millions of data points in the American Angus Association’s database. Today he’s chief operating officer of the American Angus Association and president of Angus Genetics Inc. ... Full story.

Genetic decisions In cow-calf management

04/04/2012 11:15:22 AM

K-State cow-calf production specialist Bob Weaber talks about interpreting the various measures of feeding efficiency when making genetic decisions in cow-calf management. ... Full story.

Lack of fertility in cows linked to mysterious male DNA

03/28/2012 2:30:38 PM

The genomes of cows that have difficulty reproducing often contain fragments of the male Y chromosome, according to a new study in press in the Journal of Animal Science. ... Full story.

Efficiency, reproduction and the cow-size dilemma

03/27/2012 6:00:00 AM

We often hear that smaller cows can improve production efficiency, especially in areas of low rainfall and sparse forage. At the same time, we know that smaller cows tend to produce smaller steers, potentially meaning lighter pay weights for weaned calves or finished cattle. Experts from across the industry discussed the relationships and tradeoffs between cow size and feed efficiency, reproduction and profitability during a seminar last Friday prior to the Leachman Cattle of Colorado bull sale. ... Full story.

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Ask the expert: Mixing cows from drought-stricken ranches

10/19/2012

We’re buying young cow from drought stricken ranches and moving them to ours. Do we co-mingle or segregate for how long? Full story.

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