“Agricultural” Carloads include loads of industry categories:  “grain,” “farm products,” “grain mill products,” and “food and kindred products.”

“Commodity” Carloads includes loads of industry categories:  “metallic ores,” “crushed stone, sand & gravel,” “nonmetallic minerals,” “primary forest products,” “lumber & wood products,” “pulp, paper and allied products,” “chemicals,” “petroleum products,” “stone, clay & glass products,” “coke,” “metals & products,” “motor vehicles & equipment,” “waste & scrap materials,” and all other types of loads excluding coal and agricultural products.