The goal of the hereby research is the need to demonstrate the necessity of improving management accountancy as well as its part and importance in increasing the efficiency of the activities of the economic entities belonging to coal extractive industry. The hereby research sets forth a modern system of calculating costs that is capable of providing the operative processing of the data and items of information that regard the production cost of pit coal and the settling of certain financial and non-financial indices displaying an increased informing capacity and demanded in order to elaborate...