Adaptability of parasitic worms makes a proactive deworming protocol a top priority for grazing beef cattle. Worm parasites are showing greater adaptability to both geographic movement and weather conditions. As the transport of beef cattle across geographies becomes more commonplace, so, too, does the prevalence of worm parasites. “Cattle movement has helped worms move into geographies where they may not have been previously,” David Shirbroun, DVM, Boehringer Ingelheim, explained. In addition, some worm species utilize a mechanism called inhibition to survive unfavorable weather conditions. Even in northern climates where it was thought the cold winter months could break the worm...

Article Link