The invention discloses a complete mixed pellet feed responding to extreme climate and used for pregnant ewes, and is characterized in that the complete mixed pellet feed is prepared by mixing the following components by weight: 23.5-46.5 parts of corn stalks, 23.5-46.5 parts of alfalfa hay, 5-25 parts of corn, 3-7 parts of bran, 1-5 parts of soybean meal, 1-5 parts of sunflower meal, 1-2 parts of calcium hydrophosphate, 0.3-0.5 part of table salt, 1-2 parts of bentonite, and 0.5-1 part of a compound premix. The complete mixed pellet feed has the advantages of being comprehensive in nutrition, small in volume, convenient to transport, conducive to storage, moderate in cost, safe and easy to operate and the like; in the premise of no reduction of the pregnant ewe productivity, can effectively develop and utilize local underutilized agricultural and sideline products, industrial by-products and other forage resources.