Eco-Efficiency Evaluation of District Energy Businesses using Data Envelopment Analysis and Life Cycle Assessment

This study evaluates the eco-efficiency of domestic district energy businesses, considering both environmental and economic performance, and confirms the increased sustainability resulting from reduced environmental impact through the application of improvement potential using the DEA-LCA model. In preparation for the energy transition towards carbon neutrality and the mandatory ESG disclosure for corporations, this study verifies the applicability of the DEA-LCA model as a tool for energy companies to assess the sustainability of their combined heat and power generation subsidiaries, and to provide specific figures for improvement items, target values, and expected environmental improvement effects for enhancing sustainability.