English to Dutch Bus/Financial Telecom(munications)

Commissionable product mix is defined as net revenue less Direct Sales, General & Administrative expenses) and product cost index or indices. Commissionable product mix improvement will be measured by comparing the 2004 YTD commissionable product mix percentage to the commissionable product mix percentage from the 2003 baseline.

This is from a document which describes commission and bonus plan regulations for employees.