Abstract: Based on survey data of five towns and villages in Huanxian County of Gansu Province，combined with development status of mutton sheep in Huanxian County，the binary Logit model was used to conduct an empirical analysis on influencing factors of farmers′ breeding willingness.Results showed that，number of labor force，whether there was sufficient fodder，natural environment，breeding years，mutton sheep breeds，government subsidies and mutton sheep price had a significant positive impact on farmers′ breeding willingness，among which number of labor force，natural factors，mutton sheep breeds and mutton sheep price had the most significant impact on farmers′ breeding willingness.Disease risk had a significant negative effect on farmers′ breeding willingness.To make more farmers participate in the mutton sheep breeding industry，promote farmers to increase production and income，and promote modernization development of mutton sheep industry in Huanxian County，the government should strengthen insurance subsidies for forage grass，enhance discourse power and bargaining power of farmers in sales process，improve farmers′ awareness of breeding and other relevant suggestions.