Sentences with phrase «calving herds»

In fall - calving herds, heavy bred cows and recently calved cows seem to be at greatest risk of death or abortion.

In spring - calving herds, cows are getting bred during the peak of vector season, so bull health and fertility are of particular concern.

Not exact matches

Unlike the beef herd, dairy herds rely on a continuous calving season to keep milk flowing all year.

Of the 212 herds initially selected to participate, complete calving season data for 2002 were available for 203 herds (96 %).

Researchers individually tracked more than 33,000 cows in 205 beef cow - calf herds from spring 2001 to the end of the calving season in 2002 to examine the potential effects of emissions from the oil and gas industry on productivity.

While spring calving seems a long way off, proper vaccine timing could begin yet this year if your herd calves early in the season

A certified veterinarian at the Tufts Veterinary Field Service will transfer all embryos into recipient (surrogate) females and oversee herd health through to calving.

There are fundamental differences between the calving areas of these two herds.