| Current index weights | Updated index weights | ||
Initial 2001/02 | Effective 2008/09 | Initial 2008/09 | Effective Sep 2009 | |
Rural commodities | 29.1 | 17.1 | 10.3 | 12.5 |
Beef and veal | 7.9 | 4.1 | 3.2 | 4.1 |
Wheat | 8.3 | 5.3 | 3.2 | 2.9 |
Wool | 4.1 | 2.0 | 1.1 | 1.6 |
Milk powder | - | - | 0.8 | 1.0 |
Sugar | 2.5 | 1.6 | 0.7 | 1.5 |
Barley | 1.9 | 1.3 | 0.6 | 0.6 |
Canola | 1.0 | 0.7 | 0.4 | 0.5 |
Cotton | 2.8 | 1.5 | 0.3 | 0.4 |
Rice | 0.5 | 0.7 | - | - |
Base metals | 15.7 | 10.8 | 6.8 | 9.6 |
Aluminium | 8.1 | 3.9 | 3.4 | 4.1 |
Copper | 2.8 | 3.1 | 1.8 | 2.8 |
Lead | 0.7 | 0.8 | 0.6 | 1.2 |
Zinc | 1.5 | 0.9 | 0.6 | 1.0 |
Nickel | 2.6 | 2.0 | 0.4 | 0.6 |
Other resources | 55.3 | 72.1 | 82.9 | 77.9 |
Metallurgical coal | 14.7 | 28.1 | 23.3 | 15.9 |
Iron ore | 9.3 | 15.1 | 21.8 | 20.8 |
Thermal coal | 9.7 | 10.7 | 11.4 | 9.8 |
Gold | 9.4 | 10.0 | 10.8 | 15.1 |
LNG | 4.8 | 3.9 | 6.5 | 5.1 |
Crude oil | - | - | 5.3 | 7.3 |
Alumina | 7.4 | 4.3 | 3.8 | 3.8 |