Well, might as well draft it up for you:
Pewter x Cinnamon
From the Pewter 50% get 1 Pastel gene
From the Cinnamon 0% get 1 Pastel gene
50% Pastel
50% Normal
From the Pewter 50% get 1 Cinnamon gene
From the Cinnamon 50% get 1 Cinnamon gene
25% Super Cinnamon
50% Cinnamon
25% Normal
Combine for the
End results
.5x.25=.125
12.5% Pastel Super Cinnamon (Silver Bullet)
.5x.5=.25
25% Pastel Cinnamon (Pewter)
12.5% Pastel
12.5% Super Cinnamon
25% Cinnamon
12.5% Normal
Pewter x Pewter
From the Pewter 50% get 1 Pastel gene
From the Pewter 50% get 1 Pastel gene
25% Super Pastel
50% Pastel
25% Normal
From the Pewter 50% get 1 Cinnamon gene
From the Pewter 50% get 1 Cinnamon gene
25% Super Cinnamon
50% Cinnamon
25% Normal
Combine for your
End Results
.25x.25=.0625
6.25% Super Pastel Super Cinnamon (Super Pewter)
.25x.5=.125
12.5% Super Pastel Cinnamon
6.25% Super Pastel
12.5% Super Cinnamon Pastel (Silver Bullet)
25% Pastel Cinnamon (Pewter)
12.5% Pastel
6.25% Super Cinnamon
12.5% Cinnamon
6.25% Normal
Hey, same likelihood, look at that. Well, cool.
BTW, here is a "genetics wizard" but it seems to only do single trait x single trait.
http://www.worldofballpythons.com/wizard/