A new herd health strategy, in addition to vaccination and biosecurity, is to change the health and reproductive efficiency of the herd through genetic selection.

What is the difference between ‘genetics,’ ‘genomics’ and ‘genome’? Genetics is a branch of biology focused on heredity and variation of organisms. In simpler terms, genetics focuses on the characteristics or traits that are passed from parents to children, from one generation to another.

Mixing milk replacers for winter feeding of dairy calves The total nutrients consumed by pre-weaned calves affects their average daily gain (ADG). What is even more intriguing is some evidence that the calf’s ADG before weaning impacts its first-lactation milk yield.

In just the last couple of months, while providing bovine respiratory disease information to cattlemen, I was asked questions about use of intranasal vaccines. Because there are several types of these vaccines, and because of producer interest, I’ll try to address the most appropriate uses of these vaccines to prevent disease in cattle herds.