07/22/2009 02:30PM
Hays, Kan. — Predictions for a year that will see a continuing trend toward higher input costs, declining revenue and the threat of unprofitability will likely drive more cow/calf producers toward value-added steps in 2009, from marketing alliances to retained ownership. If you’re one of them, advises
04/17/2009 10:35AM
The following information is from an article in the January 2008 National Cattlemen magazine recapping a presentation by Dr. Dan Thomson at the Beef Range Cow Symposium in Ft. Collins, Colorado. Of major importance in the article is the statistic from the USDA Sentinel program that from 1994 to 2003
06/17/2008 01:33PM
The old saying, “Good fences make good neighbors” is an appropriate guideline to answer this question. Avoid having your pregnant cows (particularly cows less than 4 months pregnant) come into contact with cattle from outside your herd. The stocker calves that use winter range adjacent to a spring calving
04/16/2008 10:14AM
BVD may be shed in excretions and secretions, including nasal discharge, tears, saliva, urine, feces, milk and semen. These routes apply to both acute infections and to PI animals. BVD may be transmitted during embryo transfer, rectal examination, and artificial insemination. The virus may survive in
04/15/2008 02:03PM
Yes. BVD contamination of distributed semen is prevented by practicing standardized testing and quarantine procedures in AI semen collection facilities. Certified Semen Services, Inc., or CSS, is a cooperative in which membership ensures that the standardized procedures are utilized appropriately.
04/11/2008 08:12AM
One strategy is to make infected cattle less infectious, and this can be achieved by increasing the antibody titer. Cattle that have antibodies at the time that they acquire acute BVDV infection do not shed as much virus, and they will shed virus for a shorter period of time. Antibodies may be increased
04/04/2008 08:47AM
Persistently infected (PI) cattle are the major source of BVD infection and disease in cattle because they shed huge amount of BVD virus throughout their lives. The major economic loss associated with BVD in cow-calf operations is loss of income due to loss of calves either before birth (abortion), at
02/06/2008 09:54AM
The most important points to control and prevention of BVD are (1) adequate vaccination of young cattle and replacement cattle, (2) annual vaccination (boosters) for the herd, (3) prevent the introduction of PI cattle, and (4) elimination of any PI cattle from the herd.
Source: UC Davis Ag Extension
02/05/2008 02:21PM
The BVD virus can cause a wide spectrum of disease problems. BVD virus infection can be fairly mild to fatal. In well cared for cattle it can cause diarrhea, with damage starting in the mouth and extending throughout the gastrointestinal tract. Hence, the name: Bovine Virus Diarrhea. BVD is also a major