Investor Presentaiton

(US$ / MT) Average Cash Costs (Budget vs Actual) 50 45 43 40 35.4 35 050 30 25 32 20 15 10 5 0 2Q22B Average Cash Costs include Royalty, Barging and SGA Note: B stands for Budget Figure 40.8 2Q22 Cash Cost per Expense - 1H22 Selling Expense GA Other 4% expense 1% Production Cost 6% Overburden and Mining 26% ➤ 2Q22 Cash Costs were higher than Budget due to: ☐ Higher royalties significantly higher ASP. due to Annual bonus paid in 2Q22 whilst the Budget spread the cost over the whole year. Higher unit costs of coal purchased due to to significantly higher market price of coal. General impact due to lower sales volumes. Higher fuel prices despite higher hedging receipts than Budgeted. Employee Cost 14% Royalty. 15% Barging 10% Coal Purchase 14% Coal Hauling 10% 2Q22 cash costs were higher than the Budget 12

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