The company had posted a net profit of Rs 378.72 crore in the same period of previous fiscal.
Total income of the company, however, rose to Rs 2,959.97 crore for the first quarter as against Rs 2,903.82 crore in the same period of previous fiscal, Bosch said in a regulatory filing.
Shares of the company ended 4.18 per cent down at Rs 22,619.90 on BSE.