Holstein Cow Gives Birth to Rare Triplets

Triplet calves were born to a six-year-old Holstein cow, and all survived, which is an extremely rare event comparable to human sextuplets. Veterinarians are amazed by this occurrence. The triplets, only hours old, are yet to be named but are already famous.

What is the age of the Holstein that gave birth to triplet calves?

How many triplet calves survived according to the text?

What do veterinarians compare the rarity of triplet calves to?

What is mentioned about the existence of sextuplets in the text?

What is the status of the triplet calves when the pictures were taken?