A GROWING THREAT: BOVINE VIRAL DIARRHEA VIRUS TYPE 1B IS ON THE RISE
Predominance of bvdv subgenotypes*
* Sample from TVMDL, Amarillo, TX.
TODAY, BVDV TYPE 1B POSES THE BIGGEST THREAT TO CATTLE IN THE United States2
While fewer than half of BVDV cases tested in 1988 were Type 1b, by 2008, it had become the predominant subtype, accounting for 61 percent of BVDV cases.2 Not all vaccines are specifically labeled — or proven — to protect against BVDV Type 1b.