New Delhi/Bengaluru, April 14 -- Scheduled Castes (SC) comprise more than 18% of Karnataka's population and Muslims nearly 13%, even as the dominant Vokkaligas and Lingayats make up less than 25%, a caste survey in the state has found, people aware of the matter said on Sunday, outlining the findings of a report that suggested shaking up the province's reservation matrix and pushing the overall caste-based quotas to 75%.

The survey report, the contents of which will be revealed to cabinet ministers during a special meeting on April 17, also said backward classes make up 70% of the state's population.

It suggested increasing reservations for Muslims from 4% to 8% and for people from Other Backward Classes (OBCs) from 32% to 51%, said the...