On average the Darling River contributes approximately 16% to the flow of the Murray River under natural conditions.

The Condamine-Balonne contributes 20% of the total Darling Flow.  That is 3.2% of the total Murray flow.

Of this 3.2%, on average 45% is extracted for irrigation purposes in the Condamine-Balonne.  That is, 1.4% of the Murray flow.

The Cubbie Group Ltd (Subject to Deed of Company Arrangement) accounts for 20% of the Condamine-Balonne. That is 0.28 of 1% of the Murray flow.