Table 1.

Composition of study ration on an as-fed basis (%)

Ingredient1	Ration
Dry Rolled Corn, %	76.88
Molasses, %	7.39
Wheat Hay, %	12.07
Limestone, %	1.57
Urea, %	1.6
Magnesium, %	0.17
Trace Mineral Salt2, %	0.32

¹A ground corn carrier including a 0.45 kg intermediate premix with or without ractopamine was included at 2% (as fed basis) while the remaining 98% (as fed basis) consisted of the finisher ration.

²Contains: salt (96.175%), manganous oxide (1.666%, 9996.156 mg/kg), vegetable oil (1%), zinc oxide (0.8335%, 6001.291 mg/kg), copper sulfate (0.16%, 407.194 mg/kg), ethylene diamine dihydroiodide (0.0255%), sodium selenite (0.1475%, 22.123 mg/kg), and 202.728 mg/kg iodine (A. L. Gilbert Company, Oakdale, CA).