Human diabetes drug metformin, which is also used to treat hormonal disorder PCOS in women, can improve the metabolic health of broiler breeder chickens and allow them to lay fertile eggs later in life.

Metformin improves broiler breeder chickens’ metabolic health as they age say Penn State researchers
On-farm investment, market development plans on deck
Incubating only female eggs would virtually double the efficiency of hatcheries and eliminate animal welfare issues
The new code offers more specifics about raising birds
Livestock industry is risking its social licence