Hindustan Zinc, India's largest domestic zinc producer which has been aggressively eyeing volume expansion, saw an unusually weak June quarter, impacted mainly by a change in mining plan and lower base metal prices.
The company changed its mining plan and increased production from underground mines, while open-cast mines saw closure, pushing down total mined metal production by 9 per cent on a year-on-year basis and 17 per cent sequentially. As a result, the fixed costs were spread over lower production; this, along with higher coal prices and wages, meant an increase in per-tonne costs and impacted profitability.
The cost of production before