Even within the south, price stability varied from state to state based on the concentration of units in the region.
This drop in net plant realisation was compounded by the steep increase in the prices of fuel and petroleum products together with the depreciation of the rupee against the dollar.
The company's primary market of Tamil Nadu was also affected with the cyclone Gaja devastating some of the districts in November 2018.
"All these factors had a telling impact on the bottom line of the industry in south. However, the silver line being the price of fuel, have started to ease which will have its favourable impact in the coming quarters," said in the statement.