Position oven rack in bottom third of oven, and preheat oven to 375°. Line a small roasting pan with foil; place a wire rack in prepared pan.
In a small bowl, combine butter, garlic, parsley, rosemary, thyme, salt, and pepper. Spread butter mixture generously over rib roast. Place roast, rib side down, in prepared pan.
Bake for 1 hour. Turn oven off, and let roast stand in oven with door closed for 2 1/2 hours. Heat oven to 375°, and bake 30 minutes more. Remove from oven, and let stand for 10 minutes before slicing.