Prime Rib Roasting Chart

Rib Count       Weight                   Oven Temperature               Estimated Time

  3 Ribs         7 to 8.5 pounds           450 to 325 F                1 1/2 to 1 3/4 hours

  4 Ribs         9 to 10.5 pounds         450 to 325 F                1 3/4 to 2 1/4 hours

  5 Ribs        11 to 13.5 pounds        450 to 325 F                2 1/4 to 2 3/4 hours

  6 Ribs        14 to 16 pounds           450 to 325 F                3 to 3 1/4 hours

  7 Ribs        16 to 18.5 pounds         450 to 325 F               3 1/4 to 4 hours

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