jake Ph-1 is 50 TJ/d gross, so split that 50-50 for the 2 JV partners. Have a read of Slide-7 (and the fine print at the bottom). Then work out WGO's cash on hand post Sept Qtr out of apprx AUD 48mil (net share out of 96mil) required for startup costs etc for West Erregulla.
If in dount just shoot an email to Stuart at STX, he's prompt with his replies & should clear up any confusion.