Calf stress and immune response

For young calves, such as dairy calves on a calf ranch, the stress of ongoing disease (enteric, respiratory or other) and suboptimal dietary energy, protein, fat-soluble vitamins or minerals are likely to be common causes of an impaired response to vaccination. FULL STORY »

Watch for these signs of heat stress in calves

Hot weather can be extremely hard on young calves. According to the Ontario Veal Association, calves have an upper critical temperature of just 79°F. Higher ambient temperatures cause them to expend more energy and require more water. Find out the signs that your calves may be struggling with heat stress. FULL STORY »

Manage calves for optimal performance

Adequately taking care of your calves and heifers today is important because they will be influencing the milking herd’s performance in 2014. FULL STORY »

Maximizing innate immunity

Innate immunity in the bovine can be helped and hindered by management of stress and nutrition. FULL STORY »

Veterinary oversight for dairy farms

Recently, the FDA released several “guidance documents” that have established their current and future policy regarding the use of antimicrobial drugs in food-producing animals. FULL STORY »

Organic compounds eliminate disease-causing pathogens

Natural compounds may offer an alternative to certain antibiotics in the future for treating young animals that are susceptible to bacterial infections, thanks to work by USDA scientists. FULL STORY »

Help vaccines do their job in the summer heat

Choose respiratory protection wisely; avoid overstressing cattle during hot weather. FULL STORY »

BVDV: Learn how a calf develops a persistent infection

A persistent bovine viral diarrhea virus infection in a calf is the result of an in utero infection. This infection can occur in two ways. FULL STORY »

Infectious arthritis in calves

Infectious arthritis is a frequent complication of septicemia in calves. Joints are painful and swollen, and affected animals are often quite unthrifty. Therapy is often unrewarding. “The single most important control measure is to ensure the timely intake of 3 to 4 quarts of colostrum,” says Jan Shearer, DVM, MS, Iowa State University. FULL STORY »

FPT calves more susceptible to disease

If a calf has failure of passive transfer or dystocia, immune function can definitely be compromised. FULL STORY »

Sodium bicarb as a supplement to colostrum replacer

University of New Hampshire researchers have conducted a study to evaluate what effect supplementation with sodium bicarbonate has on IgG absorption by calves fed colostrum replacer. FULL STORY »

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