healthy immune function helps protect dairy cows from forage quality ...

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HEALTHY IMMUNE FUNCTION HELPS PROTECT DAIRY COWS FROM FORAGE QUALITY CHALLENGES Dairy cows face year-round stress factors that can weaken their immune system and make them more susceptible to health issues. One possible challenge is the introduction of new crop forages in the fall leading to dry, transition and lactating cow diet changes. Variation in forage quality, weather challenges before or during harvest and less than optimal conditions for proper fermentation may increase the herd’s susceptibility to health issues and compromise production. A responsive immune system will support herd health and productivity as producers and their nutritionists work through new diet changes and begin feeding new crop

By feeding OmniGen-AF to his cows, Stuart Young, owner of East River Dairy in Cortland, N.Y., has experienced fewer issues associated with the introduction of new forages.

This, in turn, may lead to higher milk production and fewer unplanned culls.

forages. Issues with forage quality, including mold and yeast

Jamie Jarrett, Ph.D., Dairy Technology Manager with Prince

growth, may suppress the herd’s immune system, leading to

Agri Products, recommends these additional steps to help

health issues and lower milk production.

manage forage quality challenges:

East River Dairy in Cortland, N.Y., saw fewer challenges

• Plan ahead and estimate when major feed changes need

with issues related to forage transition by including

OmniGen-AF ®, a nutritional specialty product from Prince Agri Products, Inc., in cow diets. “At East River Dairy, we know when feeding OmniGen-AF we have fewer challenges with the cows during any ration changes, like going from one year’s corn silage to the next,” said dairy owner

to take place. • Test ensiled forages routinely, since mold, yeast and nutrient contents change over time. • Pay close attention to quality issues at both ends of bunker silos, silage bags and drive-over piles. • Transition cows from current to new forage during a period

Stuart Young.

of seven to 10 days, blending new and current forage so

OmniGen-AF is recommended to be fed to all dry, pre-fresh

cows can adapt to the new forage.

and lactating cows to help support normal immune function

• “Listen” to your cows. Utilize current nutrient analysis, and

in the face of expected and unexpected stress events.

consider mold and yeast counts (minimize inputs when

Continual use helps support a healthy immune system,

possible) to rebalance rations. But analysis on paper alone

which may help result in fewer health events, a lower

does not indicate how cows will respond. Continue to make

somatic cell count and fewer cases of mastitis and metritis.

directional adjustments as cows “tell” you what they need.

To learn more, visit www.princeagri.com or call 1-800-6-PRINCE (1-800-677-4623).

OG060914 ©2014 Prince Agri Products, Inc. Prince and Crown Design, Advancing Nutrition for Healthy Animals, and OmniGen-AF are trademarks owned by or licensed to Phibro Animal Health Corporation and its affiliates.