average lifespan labrador
About the aging Labrador Retriever. Since the average life span of a Labrador is 10-12 years, you must consider a 7-8 year old Labrador aged and in the later one third of his life.Signs of Aging. The first thing you will see that makes you realize your Labrador is aging is the characteristic graying around the nose, mouth, and eyes.bout the aging Labrador Retriever. Since the average life span of a Labrador is 10-12 years, you must consider a 7-8 year old Labrador aged and in the later one third of his life. Signs of Aging.