Growers supplying Mackay Sugar can choose who markets their GEI (grower economic interest) sugar.

Mackay Sugar has agreements in place with its mill-owned marketer QCS, and with QSL.

Growers can nominate 100% of their GEI sugar to be marketed by one marketer or can split their GEI sugar between marketers on a percentage basis.

You can find out more about QCS’ GEI marketing offer by browsing through the following:

If you’d like to complete a GEI marketing nomination for a future season (the 2021 Season and beyond), please download the form below, complete it and return it to Mackay Sugar via one of the methods on the form:


If you’d like to know more, please contact QCS Grower Services Officer Arthur Douglas on 0447 534 791 or via email.

Login to the Pricing Portal

If QCS is the marketer for all or some of your GEI sugar and you would like to forward price online, please contact us  to arrange access to the Pricing Portal.

Pricing Portal