Presentation - Delivering value through optimisation Issued by: BHP Billiton Plc Date: 30 October 2012 To: London Stock Exchange JSE Limited For Release: Immediately Contact: Elizabeth Hobley +44 (0) 20 7802 4054 BHP Billiton Plc – Delivering value through optimisation UK Listing Authority Submission BHP Billiton Chief Executive Ferrous and Coal, Marcus Randolph, will present on the Company’s Iron Ore and Metallurgical Coal businesses at a briefing in Sydney today. A copy of the presentation has been submitted to the National Storage Mechanism and will shortly be available for inspection at: www.hemscott.com/nsm.do. The document may also be accessed via BHP Billiton’s website (www.bhpbilliton.com) or by using the following web link: http://www.bhpbilliton.com/home/investors/reports/Documents/2012/121030_DeliveringValueT hroughOptimisation.pdf Slide 7: Pursuing the capital efficient tonne • Our focus has shifted from the marginal tonne to the capital efficient tonne • Debottlenecking opportunities have the potential to release significant capacity well beyond 220 mtpa (100% basis) • We will exercise the options with the lowest capital intensity and highest returns to unlock substantial value Slide 10: Debottleneck and optimise the supply chain • Targeting the release of substantial capacity at low capital intensity Slide 13: Port: deliver the capital efficient tonne • 5th car dumper installed end CY12 • Optimised throughput potential 55-60 mtpa per dumper • 7th and 8th shiploaders recently installed at Nelson Point • Optimised throughput potential 35-40 mtpa per shiploader • Low cost opportunity to debottleneck the conveyor, stockyard and stacker-reclaimer system Slide 14: Port: low cost debottlenecking of our conveyors and stockyards • Latent capacity in our car dumpers and shiploaders has been tested and proven • Complex interconnections are constraining the system • System capacity will rise significantly as we debottleneck our stockyards and conveyors Slide 16: Rail: substantial upside in our existing dual track • Dual track can deliver more than 300 mtpa of capacity with modest investment Slide 17: Mines: readily expandable • Mobile crushers can unlock 20 mtpa of capacity • Jimblebar built for expansion beyond 35 mtpa • One new mine required to achieve >300 mtpa Sponsor: Absa Capital (the investment banking division of Absa Bank Limited, affiliated with Barclays) BHP Billiton Plc Registration number 3196209 Registered in England and Wales Registered Office: Neathouse Place London SW1V 1BH United Kingdom A member of the BHP Billiton Group which is headquartered in Australia Date: 30/10/2012 07:05:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.