Ann: FY22 December 2021 Half Year Results Presentation, page-56

Yes, the formula linking spod to chem prices is not known, as its confidential between PLS & customer. You may of heard me whinging about same before, in that's its a listed company and shareholder should be privy to the details, continues disclosure and all the jive .

However, I do note back in 2017 and 18, producers were not allowed to announce the prices they were receiving per tonne from customers, so us poor noobs had to use operating cashflow / sales volumes to arrive at a price per tonne estimate, the opaqueness was disgusting. That changed very recently, early 2021 I believe, but we still don't get a look through to who bought what and how much they paid, the BMX platforms is the same...