Macquarie Western Australia Forum BHP Billiton Plc Issued by: BHP Billiton Plc Date: 15 October 2013 To: London Stock Exchange JSE Limited For Release: Immediately Contact: Elizabeth Hobley +44 (0) 20 7802 4054 BHP Billiton Plc – Macquarie Western Australia Forum UK Listing Authority Submission BHP Billiton President Iron Ore, Jimmy Wilson, will present on the Company’s Western Australia Iron Ore business at the Macquarie Western Australia Forum in Perth today. A copy of the presentation has today 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/2013/131015_Ma cquarieWesternAustraliaForum.pdf The presentation will focus on the Group’s Western Australia Iron Ore (WAIO) business and cover the following key themes: • Strong steel production outlook continues to underpin iron ore demand • The iron ore cost curve is expected to flatten over the medium to long term • Our high quality resource base is a competitive advantage • We will prioritise the highest returning growth options • Debottlenecking the supply chain is expected to deliver capital efficient growth in WAIO capacity to approximately 260-270 million tonnes per annum (100 per cent basis) • A structured approach to productivity is delivering significant value 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 Sponsor: Absa Capital (the investment banking division of Absa Bank Limited, affiliated with Barclays) Date: 15/10/2013 08:32:00 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.