Day by day, energy resources are diminishing and the concentration of GHG (greenhouse gas) emissions are increasing in the
world. So, analysis and waste utilization of industries has a great concern for the society. Sugar mill plays an important role in the
context of Indian market. Sugar industry mainly consist of three plants i.e., sugar mill, cogeneration plant and distillery unit. These
units i.e. cogeneration and distillery are basic industries for power and chemical sectors which is having a common input from
sugar mill. Here four combinations have been considered for the sugar mill having different combination of plants. In the present
study, energy usage and GHG emissions have been estimated for different combinations of sugar mill.