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Posts Categorized: Dairy Nutrition

Fatty Acid Supplementing

By Dr. Dave Jones, Ph.D., P.A.S. Fatty acids are components of lipid molecules most commonly stored in the form of a triglyceride (1 glycerol, 3 fatty acids). The nutritionally important component of fats are the fatty acids and they serve many different functions: – Source of energy – Affect breeding proficiency – Modulators of the […]

Risk Factors for Low Colostrum

By Dr. Dan Schauff, Ph.D., P.A.S. Supplying newborn calves with adequate quantity and quality of colostrum can greatly impact future health, growth and milk production of heifer calves. However, colostrum production and quality can vary considerably between cows and seasons of the year. Occasionally, our Nutrition Department will get queries concerning why cows have significantly […]

cow, cattle, livestock

The Importance of Fat Soluble Vitamins in Ruminant Diets

By Dr. Louisa Koch, Ph.D., P.A.S. Vitamins are organic compounds that are required in small quantities and are essential for the maintenance of life. Rising feed costs and lower profit margins may motivate some producers to limit vitamin and trace mineral inclusion. However, supplementation of adequate vitamin levels in the diet is pivotal to the […]

cows in pen

Back to Basics

Taking a Fresh Look at a Farm Grace Thomas, M.Agr.Sc. PAS When everything is going well, it is easy to become complacent. It is best not to wait for something to go wrong before looking at farm management practices, as an error could be very costly. A step back is often required in order to […]

Hot Topics from the 2019 ADSA Annual Meeting

By Dr. James Coomer, Ph.D., P.A.S. The 2019 annual meeting of the American Dairy Science Association (ADSA) was recently held in Cincinnati, OH with almost 2,000 dairy industry professionals in attendance.  There were over 1,100 scientific presentations made either orally or by poster presentation (about 550 of each type).  There were over 340 presentations related […]

Moldy Feed Can Sicken Livestock

It’s no secret that the weather in the Midwest has been high in precipitation this year. All of this rain and extra moisture can cause feed and pastures to become moldy. Storage units, bales, and land have all been flooded for months and it doesn’t take much for that water to ruin your livestock’s feed. […]

Forage Fast or Fast Forage?

By Gene P. Gengelbach, Ph.D. PAS Just when you thought it couldn’t get any worse…  Last year (2018) U.S. hay and haylage production were down 6% from the prior year, and quality was below average in many regions due to untimely rains interrupting the normal harvest schedule.  Couple that with the extreme winter weather that […]

cows eating hay iodine

Keep Rations Simple

Today’s nutritional technology and knowledge make it easy to overlook the basics of dairy cow nutrition. This, in turn, makes it possible to complicate a ration with the inclusion of too many commodities. Don’t forget the basics. Dairy cows require nutrients and not feed ingredients.

Close up holstein

Milk Fat Metrics

More Than Meets the Eye By Dr. Louisa Koch, Ph.D., P.A.S. In today’s dairy markets, milk fat is a primary contributor to the value of milk and is also the most variable component. From an economic standpoint, increasing milk fat by a tenth of a percent can translate to greater income for a dairy operation […]

cows in pen

Forage Budgeting

What to do if there’s a deficit By Grace Thomas, M.Agr.Sc., P.A.S. As forage makes up over 50% of most dairy cow rations, once harvesting is finished it is a good idea to complete an inventory of all forage on the farm. This will not only determine the level of forage that is available and […]