Julienne Raboca on Muck Rack

Julienne Raboca

Verified
London
As seen in: FastMarkets, VICE, Flipboard, Rappler, Lifestyle Asia HK, Earth.org, macaulifestyle.com, Destination Deluxe
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Articles

Hudbay, Capstone and Ero post strong Q1 results as lower grades weigh on copper concentrate output

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By Julienne Raboca Verified
| FastMarkets Verified
Key takeaways: Copper producers reported higher earnings in the first quarter of 2026 on the back of elevated copper prices, even as a Fastmarkets review found declining ore grades were the most common driver of lower concentrate output. A common theme across the results was widespread ore grade deterioration and disruptions, with production shortfalls alongside a weekly copper concentrates TC index at $(128.70) per tonne and moving further into negative territory.
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Sulfur, pyrite, tolling emerge as new levers in copper concentrate trade: sources

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By Julienne Raboca Verified, Sally Zhang
| FastMarkets Verified
Key takeaways: The function of treatment and refining charges (TC/RCs) for copper concentrates is being partially displaced by a broader set of commercial levers amid elevated byproduct values including readjusted gold and silver payables, sulfuric acid tolling arrangements and renewed trade in gold-bearing pyrite materials.
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First zinc and lead concentrate from South32’s Taylor project delayed to H1 2028

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By Julienne Raboca Verified
| FastMarkets Verified
Key takeaways: Execution setbacks persist: First production delayed to H1 2028 and costs rising, reflecting contractor and construction challenges. Output trimmed, but scale intact: Lower annual volumes and grades offset by larger reserves and a ~33-year mine life. Copper adds upside optionality: Expanded Peake resource offers future multi-metal potential, but timing remains unclear.
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