The Black sex-links (also known as Rock Reds) are produced by crossing the Barred Plymouth Rock hen with a Rhode Island Red or New Hampshire rooster. At hatch both sexes have black down, but the males can be identified by the white dot on their heads. As previously indicated, males feather out with the Barred Rock pattern along with a few red feathers, while females feather out solid black with some red in the neck feathers.
Golden Comet, Gold Star, or Cinnamon Queen depending on the specific cross used) are produced by a number of different crosses. White Plymouth Rocks hens with the silver factor are crossed with a New Hampshire male to produce the Gold Comet. A Silver Laced Wynandotte hen is crossed with a New Hampshire rooster to produce the Cinnamon Queen. Additional possible red sex-link cross combinations are the Rhode Island White hen and a Rhode Island Red rooster Which produce a male that will hatch out white and can feather out to pure white or with some black feathering and the females Redish color with white on the tail feathers and maybe around the neck. A Delaware hen with a Rhode Island Red rooster. Males hatch out looking like the Delawares depending on the cross. Females hatch out red like the Rhode Island Red male. Coloring will depend on the cross, and they how they feather out. In the breedings the males can be either New Hampshire Reds but most use Rhode Island Reds.