Knock Out (K.O.) Criteria How Individual Traits Influence Sire Use Globally

Do you know the feeling? You have settled on a sire that impresses you, a bull that is among the top of the breed and promises maximal breeding progress. But then you decide against using him because he doesn’t meet your minimum requirement for one specific trait? Because the teats are too short, the milking speed is too slow, the fat percentage is too low, or the legs are too straight? If you know the feeling, we are already halfway through the discussion. Minimum standards that dairy farmers set for K.O. criteria influence sire use more than we think. And they influence the breeding development of the breed.

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