2012 Half Year Results Presentation - Antofagasta plc

HighlightsH1 performance• Strong production growth versus H1 2011 to 336,000 tonnes coppero136,100 ounces gold, 6,500 tonnes molybdenum• Revenue increased by 3.5% to US$3.2 billionoIncreased production offsetting a decrease in average market copper prices• Interim dividend of 8.5 cents, representing a 6% increase on 2011• Continued progress in optimising the reliability and performance of Esperanza• Net cash costs down 6.3% to 98.9c/lboPre-credit costs relatively stable at 160.8 c/lb in H1 2012 (2011 H1 - 157.8 c/lb)• 2012 FY forecast for copper production remains at approximately 700,000 tonnesProjects and Growth• Antucoya project development continuing, with first production expected in H2 2014• Feasibility and pre-feasibility studies in the key growth areas of the Centinela Mining District and LosPelambres respectively as well as at the Twin Metals pre-feasibility study continue to advance3