The Reserve Bank of Australia’s Index of Commodity Prices increased in September 2026, with rural, non-rural and base metals subindices all advancing. The older preliminary record reports a 1.4% monthly increase and a 15.5% annual gain in SDR terms, while the newer record reports 1.3% monthly growth and a 5.5% annual increase. Both records report a 1.0% monthly rise and a 6.6% annual increase in Australian dollar terms, with gains across most commodities except iron ore, alumina and copper ore.