Forage is generally the principle feedstuff in feedlot diets for growing cattle and, as such, its nutritive value will determine weight gain, feed intake and feed efficiency. In feedlot diets for growing cattle, corn silage can constitute up to 60% of the diet (DMB).
ZoBell, Dale; Olson, Ken; and Wiedmeier, Randall, "Processed Corn Silage Effects on Digestibility and Production of Growing Beef Replacement Heifers" (2004). All Current Publications. Paper 472.