Green Plains is a holding company. Through its subsidiaries, Co. produces low-carbon fuels. Co.'s subsidiary, Green Plains Partners LP, is a primary downstream storage and logistics provider. Co.'s segments are: Ethanol Production, which includes the production of ethanol, including distillers grains, Ultra-High Protein and renewable corn oil at ethanol plants; Agribusiness and Energy Services, which includes grain procurement and its commodity marketing business; and Partnership, which provides fuel storage and transportation services through owning, operating, developing and acquiring ethanol and fuel storage tanks, terminals, transportation assets and other related assets and businesses.