Despite higher costs, Cockerill said all-in sustaining margin improved, citing an AISC margin of $2,976 per ounce, which he said was $751 per ounce higher than Q4 as gold prices increased. He added that while Q1 AISC of $1,834 per ounce was slightly above the company’s guidance range, this was primarily due to the increase in royalties tied to the higher gold price.Cockerill said Q1 output was lower than Q4 due to “planned lower grades mined and processed,” consistent with mine sequencing. All-in sustaining ...