The aim of this research is to investigate the effect of sustainable supply chain management on cost function and environmental function. The research population consists of all production managers, green space managers, logistic managers, operational managers, purchasing managers, sales managers and supply chain managers of Yazd manufacturing companies. The researcher used the Cochran sample size formula in a limited population for sampling and the 111 units were analyzed statistically. To analyze the hypothesis of the research, Structural Trademark Modeling Method and LISREL software were used. The results of the research indicate that four hypotheses have positive impact on environmental function: sustainable purchase, sustainable distribution, sustainable design and investment recovery, also the results show that sustainable purchase, sustainable distribution, sustainable design and investment recovery have negative impacts on the cost function.
