There are four types of Badhai of Janmashtami. The types are listed as below:
1. Badhai of Jhanj: This starts before one month of Janmashtami. From this day onwards, Jhanj (instrument made from brass) are played. This badhai is of the bhav of Shree Yamunaji.
2. Badhai of Naubat: This starts before 12 days of Janmashtami. From this day onwards, Naubat (A musical instrument) is played. This is of the bhav of Shree Chandravaliji.
3. Badhai of Geetanvaari: This starts before 8 days of Janmashtami. This is the bhav of Shree Nand Kumarikas.
4. Badhai of Maadal: This starts before 8 days of Janmashtami which is the bhav of Shree Swaminiji.
Badhai of janmashtami starts before approximately 1 month. The reason being 15 days of Shree Yashodaji and 15 days of Rohiniji. Also, there is another bhav - 15 days of Shree Mahaprabhuji and 15 days of Shree Gusaiji. This four types of badhai are sung and seva prakaar (Procedure) is observed with the bhav of four yuthadhipatis (4 groups of Shree Swmainijis of Shree Thakurji).