i have 3 rocks 2 barred and 1 white then i have an ee and a rir they are all fairly young the barred are almost 20 wks and the white and the ee are almost 17 wks and the rir just turned a year and lays every great once and is all this normal? They pullets not laying and the hen every once and a while not to regularly! just need some feed back hope to have my own hatching eggs SOON!