The integration lean and green management that rely on conflict, synergy and neutral attributes will bring eco-benefits to companies and introducing green as a new lean that will contribute to get better productivity while reducing the environmental effect of its activities. This paper aim is to develop paradigm that demonstrates integration of lean and green management throughout manufacturing activities, inventory, and transportation. The effect of individual activity and overall outcomes that could contribute in the lean-green management integration is also revealed. AL-Kufa /Iraq Cement plant is employed as a case study to investigate the developed methodology, and assess the interrelation throughout two key performance indicators: life cycle assessment, and lead time.  Relationship matrix, Pie, and Pareto chart tools are used to assess and present results. These results show crushing process has also the major effect towards the four environmental categories. The human health impairment has major damage of 91.60 %. Therefore, it is concluded that the major challenge toward lean green integration is this production process.