MAC Copper (ASX:MAC) reported second-quarter copper production of 10,587 tonnes, up about 23% from 8,644 tonnes in the first quarter, according to a Thursday Australian bourse filing.

The company reported cash costs of $1.48 per pound, down from $2.02 per pound a year ago, the filing said.

The firm maintained its guidance to produce copper between 43,000 tonnes and 48,000 tonnes for the entire year.