Jan 20 (Reuters) - BHP Billiton (L:BLT) Ltd BHP.AX :
* Operational review for the half year ended 31 December 2015 BHP.AX
* Full year production guidance maintained for petroleum, copper and coal.
* Total copper production for the December 2015 half year decreased by six per cent to 762 kt
* Total petroleum production for the December 2015 half year decreased by five per cent to 124.7 mmboe
* Total iron ore production for the December 2015 half year increased by four per cent to 118 mt
* Four major projects under development are tracking to plan
* Underlying attributable profit in the December 2015 half year is expected to include additional charges in a range of approximately US$300 million to US$450 million
* Says " continue to cut costs and remain focused on safely improving operational performance "
* US$600 million exploration program remains on plan for the 2016 financial year for petroleum"
* Says "conventional capital expenditure of US$1.5 billion is expected for the 2016 financial year"
* 2016 total iron ore guidance reduced by 10 mt to 237 mt due to the suspension of production at samarco
* Provisional pricing and finalisation adjustments will decrease earnings before interest and tax by US$336 million in the December 2015 half year"
* Source text for Eikon ID:nASX6l2k5G
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