Petra Diamonds (PDL) investor relations material

Group production and cost guidance (FY 2026–2030)

• Annual diamond production is forecast between 2.4–2.8 million carats in 2026, rising to 3.0–3.5 million in 2028, then moderating to 2.7–3.1 million by 2030.

• Total cash costs are projected to decrease from $161–174 million in 2026 to $150–163 million in 2030.

• Capital expenditure is front-loaded, peaking at $101–110 million in 2027, then declining to $19–23 million by 2030.

• Central costs and corporate expenditure are expected to gradually decrease from $15–17 million to $13–14 million over the period.

• Extension capex is $71–76 million in FY26.

Business restructuring and operational performance

• Implemented a business restructuring plan, achieving $18–20 million in cost reductions and optimizing capital profile.

• Transitioned Cullinan Mine to a 3-shift system and Finsch to a 2-shift system, completing internal restructuring.

• Achieved 8 million fatality-free shifts, though LTIFR increased to 0.48 in Q4 FY25.

• Annual production remained within guidance despite restructuring and cost initiatives.

Financial and sales performance

• FY25 revenue declined 33% to $206 million, with net debt rising to $264 million as of June 30, 2025.

• Tender 7 generated $21 million from 283,970 carats at $73/ct; Cullinan and Finsch achieved $109/ct and $92/ct respectively in the first FY26 tender.

• Like-for-like rough diamond prices improved 3% in Tender 7 over previous tenders, mainly in coarser goods.

• Product mix at Cullinan Mine improved, with further recovery expected as more fresh ore is mined in FY26.

• Total group production for FY25: 2,428,835 carats, up 1% year-on-year.