A Bone-in Rib Roast is available with 2 to 6 ribs. Each rib is two large adult portions. Estimated prices shown are for weights at the top of each weight range. You will be charged at a rate of $23.99 per pound based on the actual weight of your roast. 2 rib roast = approx 5-6 lbs 3 rib roast = approx 7-9 lbs 4 rib roast = approx 9-12 lbs 5 rib roast = approx 12-15 lbs 6 rib roast = approx 14-18 lbs