thecatumbrella
Furiously Foraging
If you have a bantam cochin, one of mine started laying at 17 weeks and 5 days. I have another one about to start at 20 weeks. By comparison, my production red large fowl took 21 weeks, and my Black Australorps SIX MONTHS! 
Mine definitely seem to be on an accelerated timetable.

Mine definitely seem to be on an accelerated timetable.