The company's target for August was 40.89 MT, Coal India (CIL) said in a BSE filing.
It produced 194.81 MT of coal in the first five months on the ongoing fiscal.
However, the target for April-August period of 2016-17 was 213.61 million tonnes.
The government has set a production target of 598 million tonnes for CIL for the ongoing fiscal.
The company is eying to double its production to 1 billion tonnes by 2020.
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