CSL Ltd's full year profit has declined 10.7 per cent as the blood products maker was hit by unfavourable movements in the Australian dollar. Net profit fell to $940.6 million for the 12 months to June 30, from $1.05 billion a year earlier, Melbourne-based CSL said in a statement on Wednesday. On a constant currency basis, operational net profit grew 14 per cent to 1.06 billion. Revenue declined 6.6 per cent to $4.32 billion. CSL said net profit was hit by an $116 million unfavourable foreign exchange impact.