If you're just winging it then sure, that's acceptable. If you're trying to get an actual substitute for the cloves, then no, nutmeg will definitely not substitute for cloves. apples and oranges... that sounds like a lot of spices though. cloves for one are very pungent so a few pieces might be fine.
set I: Pale (3) -> Mild (4-5) -> amber / Victory (20-25) -> special roast (40-50) -> brown (70)
set II: pilsner (2) -> Vienna (3-4) -> Munich (8-10) -> dark Munich (20) -> aromatic / melanoiden (25-30)
encore: smoked (5)