July 18 (Reuters) - Australian miner BHP Billiton (LON:BLT) Ltd BHP.AX reported a 3 percent rise in iron ore production in its its fiscal fourth quarter ended June 30, enabling it to exceed its downgraded full-year guidance.
The world's biggest miner's iron ore output rose to 72 million tonnes during the three months through June, compared with 70 million tonnes a year ago.
Full-year production came in at 275 million tonnes.