When he starts eating seeds himself from a dish,,, you can cut off the formula then... You are doing a GREAT JOB,,, feeding him.
Taco



Doing what you are/have done,,, you have learned very much from personal experience. Others reading these posts, (there are many BTW. Members, and non members read these post worldwide.) learn from your experience.
Is he drinking water on his own,, with no problems/hesitation?????
Make sure the dish is deep enough for him to stick, and submerge complete beak. Pigeons drink differently from chickens... They drink like using a straw to slurp up the water.
You may already know this,,,


... I'm writing it so that other readers not aware of it will know, and be better informed.