Thehorse.com - Full Article
By Roy A. Johnson, MS
Apr 12, 2014
Adding vegetable oil to equine feeds or to equine diets has been a standard practice for literally hundreds of years. Old horse traders knew that adding oil could help slick up a horse for sale long before the science of measuring digestible energy was developed.
There are multiple ways that vegetable oils are added to horse diets. A common practice among horse owners is to add various quantities of oil on top of an existing diet. A cup of oil will weigh about eight ounces and contain about 2,045 Kcal. A 500 kg (1,100 pound) horse at light work requires about 20 Mcal or 20,000 Kcal, so that oil would provide about 10% of the required DE per day. For comparison, a pound of oats, as fed, provides about 1,320 Kcal, so adding oil provides a lot of calories in a small package...
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