According to relevant data, the lowest profit of outsourcing piglet breeding reached-1.600 yuan/head in June, and the lowest profit of self-bred pig breeding reached -780 yuan/head in June. Logically speaking, the loss or low profit of breeding will accelerate the elimination rate of pigs, and factors such as low price, panic selling and off-season switching will amplify the elimination rate. By the end of September, there were 44.59 million fertile sows in China, a decrease of 6.5438+0.05 million from the previous month. Judging from seasonal factors, the number of fertile sows is still at a historical high. At the same time, the profit of outsourcing piglet breeding has recovered to 280-300 yuan/head; The profit of self-bred pigs is about 150 yuan/head.