The company's net loss stood at Rs 4.81 crore in the year-ago period, it said in a regulatory filing.
Total income fell to Rs 39.93 crore during the July-September quarter of the fiscal from Rs 101.57 crore in the corresponding period of the previous year.
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Meanwhile, the board of directors declared an interim dividend of Rs 15 per share.
Shares of the company today settled 4.12 per cent lower at Rs 2,273.10 apiece on BSE.
Monsanto India is a subsidiary of US-based Monsanto.
With a presence of more than six decades in India, the company focuses on maize seeds and herbicide.
In 2014-15 fiscal, the company's net sales stood at Rs 556 crore while net profit was Rs 106.30 crore.