42-Day Flock Roadmap

DOC placement

Brooder temp 32–34°C, access to clean water

First 3-day mortality check

Target <1% cumulative

ND (Ranikhet) vaccine

Live ND via water/eye drop

Starter feed — phase 1

23% CP starter, ad lib feeding

Gumboro (IBD) vaccine

IBD protection before challenge window

Weight sample — 700g target

Weigh 50 birds, adjust feed if behind

Grower feed switch

Blend then full grower 20% CP