In Annual report 2017,page no. 78,under topic 6.5 and 6.6,expalins us everything.
Did not find it on the Annual Report 2017=17, but on the Sustainability Report for the same period, p. 32:
"Direct (Scope 1) and Indirect (Scope 2) GHG Emissions Our GHG emissions from manufacturing process are from consumption of conventional fuels like HSD, LPG and usage of grid electricity. In FY 2016-17 our overall scope 1 GHG emissions were 35,773 tCO2e and indirect GHG emissions were 91,372 tCO2 e. As compared to FY 2015-16 our overall emissions have increased by 10%. "