Around half the private sugar mills in Tamil Nadu are financially stressed, with many having suspended operations.
The problem is a shortage of rain in four of the past five years, hitting cane availability. Less cane being crushed also translates to a rise in unit cost.
There are 25 private mills and 18 run by co-operatives; around a dozen are not crushing this year, say industry sources.
The year 2018 saw a 24 per cent rain deficiency in the state. Operating the mills at lower capacity has increased the cost of production by Rs 10 a kg, compared to mills