We are optimising our asset base by improving efficiency and cutting costs aggressively across the Group.


  • We continue to make good progress with our safety record.
  • Good progress continues to be made in reducing cost and improving efficiency.
  • Our Life of Mine Plan ensures a value accretive investment programme.
KPI and performance

All injury frequency rate (per 1m working hours)*

1.57 in 2013 and 2.34 in 2012
Link to strategy


Our safety performance is a key operating metric for our business. AIFR is calculated based on the number of injuries per 1 million hours worked.

* This information is largely provided by our contractors.

KPI and performance

Production cost of sales ($/t)**

Graph of production cost of sales from 2009 to 2013
Link to strategy


Production cost of sales shows the impact of our asset optimisation programme.
Production cost of sales is calculated as production cost under IFRS, but before amortisation of mining properties, divided by sales volumes.

** Restated for the impact of IFRIC20. Refer to Note 34 of the Financial Statements.