The proud Pygmy’s longevity is put down to a special diet in which he prefers munching on carrots and apples to the usual offering of grass.
And even though Jacob was served with a special cake to celebrate entering his third decade but turned up his nose at the tasty treat.
Owner Olivia Taylor, 26, says her stubborn pet also hates the rain which came as something of as a surprise after her family bought him and his sister Abbey from a theme park’s animal exhibit.
But she says despite Jarvis chomping on conifers and ivy – he is still going strong, and apart from only having eight teeth left, is really healthy.
Ms Taylor, of Furness Vale, near Buxton, said: “Jarvis is a big part of the family and we couldn’t imagine our lives without him.
“I think it’s great he is the oldest goat in the country – and I don’t think he has any plans of giving up that title anytime soon.”
Jarvis was born at Derbyshire’s American Adventure theme park in 1997 but staff said they were sadly unable to keep their latest offspring.
Instead at the end of every season they have to sell the babies so the animals can breed again ready for the spring.
That prompted Ms Taylor’s mother Bridgette to make her daughter’s dreams come true and the purchase the pair of newborns.
But while Abbey died in 2009 her brother is still going strong.
Project manager Ms Taylor added: “He’s a very mischievous animal – and he eats everything he shouldn’t, like ivy and conifers.
“And I don’t think he has ever eaten a blade of grass – I’ve never seen it.
“He has been spoilt with carrots and apples, and for his birthday we got him a cake – but he didn’t touch it.
“He hates the rain as well – so when the weather is rubbish he doesn’t come out of his shed.”
Both Jarvis and Abbey lived at the bottom of the Taylor’s garden and sometimes Ms Taylor would sneak the pair into her house on rainy days.
She added: “It was great growing up with goats.
“All the other…