Supporting Technical Assessments

| Processing Plant Emissions | WNP Processing Plant Air Discharge Assessment | 4397169-66885702-113 | 16/06/2022 | 6 Sensitivity: General Table 2-4. Predicted annual mercury discharges (kg/year) - assuming uncontrolled emissions Ore Yr1 Yr2 Yr3 Yr4 Yr5 Yr6 Yr7 Yr8 Yr9 Yr10 Yr11 Yr12 Yr13 MUG 0.27 0.34 0.33 0.34 0.34 0.34 0.23 0.00 0.00 0.00 0.00 0.00 0.00 WUG 0.0 0.0 0.0 0.0 12.3 24.4 27.2 27.6 27.6 27.6 27.6 25.9 9.2 GOP 93.3 163.0 207.3 353.6 348.7 158.9 32.4 102.5 0.0 0.0 0.0 0.0 0.0 Total 93.6 163.3 207.6 353.9 361.3 183.6 59.8 130.1 27.6 27.6 27.6 25.9 9.2 Table 2-5. Estimated annual ore processing rate (MTPA)8 Ore Yr1 Yr2 Yr3 Yr4 Yr5 Yr6 Yr7 Yr8 Yr9 Yr10 Yr11 Yr12 Yr13 MUG 0.608 0.751 0.730 0.750 0.757 0.759 0.519 0.000 0.000 0.000 0.000 0.000 0.000 WUG 0.000 0.000 0.000 0.000 0.357 0.708 0.788 0.800 0.800 0.800 0.800 0.750 0.265 GOP 0.197 0.320 0.355 0.566 0.611 0.293 0.059 0.188 0.000 0.000 0.000 0.000 0.000 Total 0.806 1.071 1.084 1.316 1.725 1.760 1.367 0.989 0.800 0.800 0.800 0.750 0.265 8 For New Zealand consenting purposes only. Forward looking information must not be relied on for investment purposes

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