Tata Group said its total income fell about 10 per cent to 599.72 billion rupees.
On Monday, Tata Motors reported 49 per cent decline in March quarter 2019 results at Rs 1,108.66 crore.
Tata Motors Ltd posted a 42 per cent rise in quarterly profit on Wednesday.
Profit was 31.82 billion rupees ($498.73 million) in the first quarter ended June 30, compared with 22.36 billion rupees a year earlier, the company said.
The automaker, owned by the software-to-salt conglomerate Tata Group, said its total income fell about 10 per cent to 599.72 billion rupees.
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