Stockpile Forecast

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

↑ Excel/CSV

Periods

Total Opening

1306kt

Total Closing

1579kt

Avg Depletion

75%

Forecast End

276kt

Types

Quarterly Closing Balance (Historical + Forecast)

Q1-25

145kt

Q2-25

140kt

Q3-25

225kt

Q4-25

186kt

Q1-26

253kt

Q2-26

239kt

Q3-26

203kt

Q4-26

188kt

224ktforecast

259ktforecast

293ktforecast

329ktforecast

Historical

Forecast

Period	Type	Opening	Receipts	Reclaim	Closing	Cu%	Zn%	Au	Ag	Dep Rate
F1	HGZinc	64,360	52,799	39,533	77,626	2.55	3.59	0.65	24.3	0.75
F2	HGZinc	77,626	51,040	38,216	90,450	2.55	3.59	0.65	24.3	0.75
F3	HGZinc	90,450	48,701	36,465	102,686	2.55	3.59	0.65	24.3	0.75
F4	HGZinc	102,686	52,477	39,292	115,871	2.55	3.59	0.65	24.3	0.75
F1	MGZinc	81,930	46,127	33,903	94,154	2.21	4.16	1.01	19	0.73
F2	MGZinc	94,154	45,400	33,369	106,185	2.21	4.16	1.01	19	0.73
F3	MGZinc	106,185	45,442	33,400	118,227	2.21	4.16	1.01	19	0.73
F4	MGZinc	118,227	47,772	35,112	130,887	2.21	4.16	1.01	19	0.73
F1	LGZinc	42,037	42,537	32,807	51,767	2.42	2.98	1.14	13	0.77
F2	LGZinc	51,767	44,836	34,580	62,023	2.42	2.98	1.14	13	0.77
F3	LGZinc	62,023	43,771	33,758	72,036	2.42	2.98	1.14	13	0.77
F4	LGZinc	72,036	44,679	34,459	82,256	2.42	2.98	1.14	13	0.77

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