Sainsbury’s swaps brown eggs for white in net zero push

Sainsbury’s is switching its own-brand egg range from brown to white shells as part of its drive to cut carbon emissions across its supply chain.
The supermarket said white eggs have a 12.7 per cent lower carbon footprint than brown alternatives, as the hens that lay them are typically smaller and eat less feed.
Sainsbury’s said this helps to “indirectly reduce demand on land and water used to grow feed crops, as well as the amount of manure produced”.
The retailer added