Jersey cows at feed bunk Wallentine/iStock/Thinkstock

Some cows may be predisposed to SARA

Cattle with subacute ruminal acidosis suffer from a number of low-level ailments that affect productivity.

Scientists are not sure why some cows develop the condition known as subacute ruminal acidosis (SARA), but producers know it causes a number of minor symptoms that add up to major problems over time.

“Subacute ruminal acidosis is what happens when the pH of the rumen — the large compartment of a cow’s stomach — gets too low. It’s not severe, but it’s lower than ideal,” University of Illinois assistant professor of animal sciences Josh McCann s

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