April 18 (Reuters) - St Barbara Ltd SBM.AX :
* Q3 CONSOLIDATED GOLD PRODUCTION 88,358 OUNCES VERSUS 89,244 OUNCES IN Q2
* Q3 CONSOLIDATED ALL-IN SUSTAINING COST A$1,098 PER OUNCE VERSUS A$1,108 PER OUNCE IN Q2
* FY19 FORECAST GWALIA GOLD PRODUCTION LOWERED TO BETWEEN 235,000 AND 240,000 OUNCES FROM PREVIOUS 245,000 - 255,000 OUNCES