Ann: GRR - Quarterly Report for 3 months ended 30 June 2021, page-19

https://hotcopper.com.au/posts/54133964/single
Actuals v Predictions(as above) for Q2:
1)Average sales price received: Actual US$287.15/$A373.72 v Prediction US$289.20/$A374.40
2)Unit cash operating cost: Actual $A90.16 v Prediction $A99.20
3)Concentrate production: Actual 677kt v Prediction 650kt
4)Pellet production: Actual 655kt v Prediction 645kt
5)Pellets sold: Actual 653kt v Prediction 658kt, Chips sold: Actual 40kt v Prediction 40kt
6)Pellet stockpile: Actual 181kt v Prediction 165kt, Concentrate stockpile: Actual 25kt v Prediction 10kt
7) Cash at bank: Actual $416mil v Prediction $430mil, Trade Receivables: Actual $83mil v Prediction $59mil, Combined: Actual $499.5 v Prediction $489mil

They only spent $10mil on Plant & Equipment v my Prediction of $18mil

Getting so close to average sales price received rates as the best prediction for the quarter IMO.