MA

Operating asset

Maules Creek

WHC.ASX Production Australia open_pit 75% owned
Valuation case2026-10-16
2026E saleable coal9.3 Mtthermal coal · literal product tonnes
ROM / CHPP feed11.7 Mt6.5× strip ratio
CHPP / saleable yield79.5%Saleable tonnes ÷ ROM feed
Realised coal price$153.41/tModeled pricing point
Site cash cost$91.42/tPer saleable tonne
Cash margin$45.42/tAfter royalties and modeled deductions
Risked NPV$2,787m75% ownership

Investment verdict

Flagship NSW Tier-1 open cut producing some of the world's highest quality, low-ash, high-CV thermal and metallurgical coal

A
  • A
    Grade & continuity

    Premium low-ash, high-energy coal (>6,200 kcal/kg NAR) with multi-seam continuity.

  • A
    Metallurgy

    Ultra-clean coal requiring minimal preparation for premium Asian export markets (>102% gC NEWC pricing).

  • A
    Mining complexity

    Large-scale truck and excavator open-cut operation with low strip ratio and long strike length.

  • A
    Infrastructure & power

    Dedicated rail loop connected to the Main Northern Railway to the Port of Newcastle (PWCS & NCIG).

  • A
    Permitting status

    Approved to 13 Mtpa with Continuation Project planning in progress for long-term strike reorientation.

  • A
    Resource confidence

    Proved and probable JORC reserves supporting 20+ years of production.

  • A
    Geological upside

    Pit continuation and strike extension offering substantial volume and productivity upside.

  • A
    Expansion optionality

    Continuation project reorienting pit north to south for optimized haulage.

Valuation snapshot

100% NAV retained
Unrisked NPV $2,787m

Project DCF before the published stage and execution-risk charge.

Risk charge −$0m

Value removed by the model's project-stage and execution-risk adjustment.

Risked NPV $2,787m

Selected project value after risk, before ownership attribution.

Effective discount rate 7%

Time-value hurdle used for the project DCF after published adjustments.

NPV at first production $2,186m

Production-value anchor with pre-production timing removed; used by the FSV ladder.

Annual operating profile

Spot · risked · 100% of project
Saleable coal and CHPP yieldannual ROM-to-product conversion
Mt · %
Saleable-tonne economics2026E operating row and life-of-mine cost basis
US$/t
Realised price$153.41/t
Site cash cost$91.42/t
Cash cost incl. sustaining$117.16/t
Cash margin$45.42/t
ROM coal327.6 Mt
Saleable coal260.4 Mt
LOM saleable yield79.5%
Site cost / ROM t$72.68/t

A 100% yield indicates a schedule already expressed in saleable tonnes.

Revenue and cost stackcosts and capital aligned below zero
US$m
Capital recoveryannual and cumulative project cash flow
US$m

Timeline Built from the stored anchor years: construction start, first production, and closure (or first production plus reserve life where no closure year is published). The marker is the year the current valuation is struck from.

Construction
2014–2026
Production
2026–2051
20142019202420292034203920442049

Dashed line marks 2026, the year this valuation is struck from.

Resources and reserves

Effective 30 Jun 2026 · Attributable basis

Ore reserves

AssetProven (Mt)Probable (Mt)Proven & probable (Mt)
Maules Creek Mine 210 113 323

Mineral resources

AssetMeasured (Mt)Indicated (Mt)Measured & indicated (Mt)Inferred (Mt)Total (Mt)
Maules Creek Mine 263 158 420 71.3 491

Coal tonnes are on the disclosed source basis; no equivalent conversion is applied.

Valuation framework Fair speculative value ladder Production →
Two valuation lenses $2,186m production-value OV anchors the speculative ladder; $2,787m stage-risked DCF is the selected modeled project value.

Speculative value by development stage

Current model stage Production 100%–100% certainty
Market-implied project value $4,280m Company market capitalization
USD OV NPV$2,186mAt production value
Diluted788.3mCompany shares F.D.
Net interest75%Attributable ownership
Exchange rate1.0000USD framework
Project stage Certainty FSV range Attributable FSV USD / share
01 Grassroots
0.5%–1%
$11m – $22m
$8m – $16m
$0.01 – $0.02
02 Target Drilling
1%–2.5%
$22m – $55m
$16m – $41m
$0.02 – $0.05
03 Discovery Delineation
2.5%–5%
$55m – $109m
$41m – $82m
$0.05 – $0.1
04 Infill & Metallurgy
5%–10%
$109m – $219m
$82m – $164m
$0.1 – $0.21
05 PEA
10%–25%
$219m – $547m
$164m – $410m
$0.21 – $0.52
06 Prefeasibility
25%–50%
$547m – $1,093m
$410m – $820m
$0.52 – $1.04
07 Permitting & Feasibility
50%–75%
$1,093m – $1,640m
$820m – $1,230m
$1.04 – $1.56
08 Construction
75%–100%
$1,640m – $2,186m
$1,230m – $1,640m
$1.56 – $2.08
09 Production Current
100%
$2,186m
$1,640m
$2.08
Formula OV NPV × stage certainty × net interest ÷ diluted shares. Red marker = company market capitalization.