Coal miner Adaro Energy (ADRO) produced a total of 52.70 million tons (Mt) of coal in 2021, in line with its coal production guidance of 52-54 Mt. Coal sales volume during the year was 51.58 Mt. Strip ratio was 4.15x, below the guidance of 4.80x, due to unfavorable weather throughout the year which affected its overburden removal activities.To subscribe please click here