Willy Bokma and his family have a large dairy south of Twin Falls, Idaho. The cows are Holsteins, Jerseys and crossbreds. The crossbred and composite cows (part Holstein, part Jersey) are bred for ...
Since 1960, Holstein dairy cows have exhibited a substantial decline in fertility, with serious economic consequences for farmers. Genetic selection programs in the United States and elsewhere have ...
There are more than 9 million dairy cows in the United States, and the vast majority of them are Holsteins, large bovines with distinctive black-and-white (sometimes red-and-white) markings. The ...
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