Over the years, there have been hundreds of different products utilized as feed for livestock. Alternative feed supplies vary by region. I am only going to address some of the more “important” feeds, as based on annual usage within the United States.
Corn is the most widely used energy feed and excels in pounds of TDN produced per acre. It is very low in calcium, fair in phosphorus, deficient in vitamin B12 and must be supplemented with protein for most classes of livestock.
Sorghum is grown in semi-arid regions where corn does not grow well. It is similar to corn in its nutrient load, but is slightly higher in protein. It can be used to replace corn in rations, however, feed efficiency and gains may be decreased by as much as 10 percent. To overcome this loss, rolling or feeding as a high moisture grain is recommended. Read more…