Nutrition and Health


by Dr. John Comerford


The cow cannot meet her nutritional needs with reasonable quality grass, hay, or stored forages for the 60 days prior to calving and immediately after calving.

Proper mineral nutrition for beef cows contributes to a strong immune system, reproductive success, and improved milk production and calf growth. However based on forage and manure analysis the beef industry over feeds a high percentage of the required minerals for the herd.

Corn gluten is a valuable feed source for beef producers.

A recent furor in the beef industry over the use of the product Zilmax© in feedlot rations has again raised questions about the use of feed additives in general.

Find out of you need to supplement your grass hay feed.

Here are some basic rules to evaluate the feed requirements of beef cows during the winter.

Feed-grade urea can be an effective source of protein in beef cattle diets.

The high price of corn has many cattle feeders investigating the use of alternative small grains in cattle rations.

These rations are based on calves receiving an average grass/legume hay that is .28 mcal/lb NEg and 10% crude protein.

Herd Health is a prime example of “An ounce of prevention is worth a pound of cure”.

Vaccine failure can be reduced by understanding cattle status, using good vaccination management using the right vaccines at the right time.

Calves receive a level of passively-acquired immunity through colostrum. This passive immunity provides protection for the new born calf up to 6 months of age which helps them remain healthy and productive through life.

Includes information on the following diseases: bloat, grass tetany, hardware disease (foreign objects that cattle may ingest), white muscle disease, and foot rot.

Early spring when the grass is growing is a dangerous time in pastures because of the hidden danger of grass tetany.