State-owned CIL's coal production declined by 4.1 per cent to 60.5 million tonne (MT) last month. Coal India (CIL) had produced 63.1 MT of dry-fuel in January last fiscal, the company said in a BSE filing.
The company's output in the April-January period was at 453.3 MT over 451.5MT in the corresponding period of the previous fiscal, it said.
Coal India accounts for over 80 per cent of domestic coal output.