ESG Score is an important score which indicates the contribution of the company towards environmental, social and governance elements of the system. There has been growing concern towards the sustainability of the resources present with the human beings. Growing temperatures, irreversible climatic exploitation and other factors effecting the environment have made human beings to take up such activities which can sustain the human life. In this regard Green Finance, Sustainable investment and other things are being employed. One of the most important change which can be seen in the recent times is Sustainability Reporting. In this type of reporting, there are different elements which are used to indicate the level of sustainability of the organization. Basically this report indicates that whether there is any kind of sustainability of the organization with respect to environment, Social and governance. This paper tries analyzing the mathematical background of Sustainable Reporting under Indian conditions. The ESG Scores of Indian companies are collected and analysis is done.