Poultry experts and farmers even keep track of yolk color. The DSM Yolk Color Fan is a 16-scale color index that distinguishes yolk color and is widely used in the poultry industry.

Eggs-perts are weighing in on the color of your egg yolk. As Americans down an average of nearly 300 eggs a year, you’ve likely cracked open an egg to see a yolk slightly different than what you ...