Based on the context and the answer, generate a question. 

Context: We each hauled a load and came back for the last one and the horses . We did n't have lunch until five but he treated me at the truck stop on the way home from town . This morning we went in a watched them sell . 31 heifers weighed an average of 820 pounds and brought $ 775 a head .

Answer:

Female young cows .



What were we hauling loads of before coming back for one of the horses ?