G-SPLA discounts are changing… Microsoft are adopting a phase-down approach to reduce discounts in phases with the intent that there will be no special G-SPLA pricing or discounts from 1st July 2017.
This means that any usages you report for July 2017 on these G-SPLA contract will not get any discounts and will be charged at Corporate pricing.
Within the G-SPLA amendment each partner has signed, there is a table that shows the G-SPLA discount schedule that you can refer to if you need the confirmation at contract level. Here’s what it's going to look like going forward;

