Delta Dunia Operational and Financial Strategies

Quarterly Progression Delta Dunia US$m, unless stated 1Q20 2Q20 3Q20 4Q20 1Q21 2Q21 3Q21 4Q21 Volumes Overburden Removal 87.3 81.2 61.2 52.1 65.0 (m bcm) 77.0 90.4 94.0 Coal (mt) 12.1 10.3 11.5 11.4 12.7 12.3 13.9 14.9 Key Financials Revenue 194 158 142 108 160 189 248 314 EBITDA 63 39 49 13 31 42 77 84 EBITDA Margin 35.9% 26.0% 37.0% 12.8% 28.4% 35.0% 33.3% 29.8% Operating Profit 24 2 15 (21) (1) 8 35 40 Net Profit/(Loss) (23) 15 4 (19) (26) (7) 17 16 Unit Financials (US$) Cash costs ex fuel per bcm 1.03 1.15 1.09 1.19 1.34 1.24 1.35 1.70 Cash costs ex fuel per bcm/km 0.36 0.40 0.40 0.45 0.49 0.45 0.42 0.58 - STRICTLY CONFIDENTIAL - 32

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