- This graceful white and amber colored sex link can lay eggs like no one's business, even in the cold dark winters. It is derived from the ISA genetic line and doesn't disappoint in egg production and cold weather hardiness. It is a very well balanced bird that lays nice medium size table eggs. They are docile and make great foragers. APPROX. 270 MEDIUM EGGS/YEAR | EGG COLOR: BROWN | MATURE WT: MALE 6 LBS. FEMALE 5 LBS.