Stockpile Forecast

Quarterly balance projection · Opening/Receipts/Reclaim/Closing · Grade tracking · Depletion rates

↑ Excel/CSV

Periods

Total Opening

1334kt

Total Closing

1531kt

Avg Depletion

80%

Forecast End

242kt

Types

Quarterly Closing Balance (Historical + Forecast)

Q1-25

193kt

Q2-25

160kt

Q3-25

181kt

Q4-25

204kt

Q1-26

208kt

Q2-26

203kt

Q3-26

203kt

Q4-26

178kt

203ktforecast

229ktforecast

255ktforecast

281ktforecast

Historical

Forecast

Period	Type	Opening	Receipts	Reclaim	Closing	Cu%	Zn%	Au	Ag	Dep Rate
F1	HGZinc	51,960	35,206	27,945	59,221	2.1	3.99	1.11	22.8	0.79
F2	HGZinc	59,221	36,490	28,964	66,747	2.1	3.99	1.11	22.8	0.79
F3	HGZinc	66,747	35,389	28,090	74,046	2.1	3.99	1.11	22.8	0.79
F4	HGZinc	74,046	34,332	27,251	81,127	2.1	3.99	1.11	22.8	0.79
F1	MGZinc	45,395	45,921	38,344	52,972	1.57	5.49	1.16	25.7	0.83
F2	MGZinc	52,972	48,840	40,781	61,031	1.57	5.49	1.16	25.7	0.83
F3	MGZinc	61,031	46,341	38,695	68,677	1.57	5.49	1.16	25.7	0.83
F4	MGZinc	68,677	48,007	40,086	76,598	1.57	5.49	1.16	25.7	0.83
F1	LGZinc	80,349	45,735	35,216	90,868	2.13	5.16	1.04	26.2	0.77
F2	LGZinc	90,868	46,220	35,589	101,499	2.13	5.16	1.04	26.2	0.77
F3	LGZinc	101,499	48,074	37,017	112,556	2.13	5.16	1.04	26.2	0.77
F4	LGZinc	112,556	47,244	36,378	123,422	2.13	5.16	1.04	26.2	0.77

Forecast uses average receipts, depletion rates, and grades from historical data. Closing balance carries forward as next period opening.