When grown and harvested properly, corn silage can be an excellent source of energy and fibre for beef cattle. Selecting a corn hybrid starts by determining your intended end use for the product. Are you planning to use corn silage as feed for mature cows or as part of a complete ration for feeder cattle? The answer to this question can change the variety of corn that producers should select. For example, if the silage will be used as a winter feed source for the cow herd, a higher energy corn variety may be better suited than a high fibre variety that would be used in a feeder ration where corn silage is used as a fibre source.
Much of Canada is suited to cool-season plants, but plant breeding companies have developed corn hybrids that require fewer corn heat units (CHU) during the growing season. The minimum CHU rating for corn hybrids has fallen from 2300 to 2000 over the past 40 years. Continue reading