OceanaGold says gold production rose in the fourth quarter.
The company says output rose 11% to 66,000 ounces in the three months to December, compared with the previous quarter.
Revenue totalled $US107 million in the period, calculated at an average gold price of $US1705 per ounce.
Total production was about 252,500 ounces for the 2011 calendar year, below OceanaGold's expectations.
OceanaGold runs Macraes and Reefton goldfields.