Exhibit 7

Computation of consolidated ratio of earnings to fixed charges

The following table sets out the calculation ratio of earnings to fixed charges (unaudited) for the periods indicated. The ratios are calculated based on earnings and charges determined in accordance with A-IFRS.

	30-Sep		30-Sep		30-Sep		30-Sep
	2008		2007		2006		2005
	(in millions of AUD except ratios)
Profit before income tax	5,219		5,148		4,547		4,172
Add fixed charges	21,958		15,849		12,529		10,365
Less minority interest in subsidiaries that have not incurred fixed charges	(73	)	(67	)	(54	)	(251	)
Earnings before tax and fixed charges	27,104		20,930		17,022		14,286
Interest expense	21,859		15,762		12,449		10,285
Portion of rent estimated to represent interest expense	99		87		80		80
Fixed charges	21,958		15,849		12,529		10,365
Ratio of earnings to fixed charges	1.23		1.32		1.36		1.38