Typically a steer will eat 2.23bs dry matter per 100 lbs body weight. Here is an example of one of the rations I feed. Pretend we are feeding a 550 lbs steer
whole corn 7.58 lbs 85% dm 6.43lbs dm
wdg 6 lbs 50% dm 3lbs dm
corn syrup 3.6 lbs 40%dm 1.44
alfalfa hay 3.15 lbs 89%dm 2.80
total 13.67 lbs dm
Plus an additional .5 lb mineral,vitamins,bovatec
A 550 lbs steer at 2.23lbs/100 body weight requires 12.65lbs dm/day. So my ration is a lb overfed but I may be wrong on moistures. My price for a 550lbs steer for feed is right at .79 a day. 1050lb steer cost me 1.46/day been getting just over 3.3 adg on the top 90% of a group. The tailenders average 2.7