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Greater Duchess Copper Gold Project, Qld

Carnaby Resources Limited (CNB) | Pre-Feasibility Study and Maiden Ore Reserve | Released 16 Mar 2026

Mine life
12 years
LOM; 6 years open pit, then underground
Strip ratio
9.9
Waste:ore, open pit
NPV
A$322M
Post-tax, 7%, base case prices
Capex
A$11M
Pre-production

Inferred share: Inferred 9% of production target

Figures are as the company states them, in its currency and on its basis. "Not disclosed" means the release doesn't state the figure.

Planning inputs

Inferred 9% of production target | Batter face 80° in fresh rock; overall 47° to 58° | Dilution 4% to 23%, ore loss 4% to 12% | Carnaby operates the fleet under MARC | Mine plan by SRK

Also in the release

Six open pits, then underground at Mount Hope Central and Nil Desperandum; ore toll treated at Mount Isa under Glencore agreements. Target 9.3Mt @ 1.9% CuEq. AISC A$9,583/t payable Cu.

Read the release on the company's siteAdded to the tracker; released before the first issue of The Study Sheet.

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