Mitigation of heat stress in laying hens through the use of probiotics

This database comprises data on production and egg quality in laying hens fed with or without probiotics and reared in a cage-free system under heat stress conditions in northern Mexico
FCR -> Group: Treatment group
FCR -> Rep: Repetition
FCR -> Week: Age of hens in weeks
FCR -> Date_1: Date when data was obtained and to calculte age of hens
FCR -> pct_laying; Percentage of laying

Weight -> Group: : Treatment group
Weight -> Date: Date when data was obtained and to calculte age of hens
Weight -> Rep: Repetition
Weight -> Week: Age of hens in weeks
Weight -> WG
Weight -> TL

Cortisol -> Group: Treatment group
Cortisol -> ID: Identification od experimental unit
Cortisol -> Date: Date when data was obtained and to calculte age of hens
Cortisol -> Week: Age of hens in weeks
Cortisol -> Cortisol in mg/dL (mg: micrograms)
Cortisol -> Rep: Repetition