Commodity Prices YoY measures the yearly change in the selling price of exported commodities. Commodity exports have on average accounted for more than half of Australia's export income. Because changes in export prices explain approximately three-quarters of the fluctuations in the growth of export values since 1990, developments in export prices can have a significant impact on export earnings and economic activity in Australia. The most important commodities in the RBA Index of Commodity Prices are iron ore (27.1 percent of the total weight), metallurgical coal (16 percent), LNG (15.8 percent), thermal coal (9.5 percent), gold (7.5 percent) and alumina (4.1 percent).
A higher than expected figure should be seen as positive (bullish) for the AUD while a lower than expected figure should be seen as negative (bearish) for the AUD.