Pounds are pounds, bags are bags, 480 pounds. Bales is "bagged, 480 pounds each".
Cotton is usually packed and shipped, and all reports in the United States are based on bags.
480 lbs = 2 17.7243376 kg = 0.2 1743376 tons.
1 0,000,480 lbs. Bales means "1 0,000 bags, 480 pounds each".
Million 480 pounds. Bags, then it is "millions of bags, 480 pounds each".