Among the key OBC castes, Yadavs are the biggest with 19.40 per cent share and Kurmis and Patels in second place with 7.4 per cent, according to the same data. While Nishads, Mallahs and Kevats constitute 4.3 per cent , Bhars and Rajbhars are 2.4 per cent, Lodhs 4.8 per cent and Jats 3.6 per cent of the total OBC population. 📰 UP Caste Data: OBC Population May Be Over 50%, Yadavs Have the Biggest Share, Know Share of Other Castes.