How does this look?
I would like to come up with a standard grain bill that I can brew with other single hop varieties in the future, including Amarillo

Anyway, I would like to hear what you seasoned brewers think.
Cheers
MB
Apollo Gold
Batch Size (L): 23.0
Total Grain (kg): 5.150
Total Hops (g): 100.0
Estimated Original Gravity (OG): 1.050
Estimated Final Gravity (FG): 1.012
Alcohol by Volume (ABV): 5.00 %
Colour (EBC): 16.0
Bitterness (IBU): 35.0 (Tinseth)
Estimated Mash Efficiency (%): 75
Boil Time (Minutes): 60
Mash (Minutes): 90 @66C
Mash Liquor (L): 12.90
Grain Bill
4.300 kg Maris Otter Pale Malt 5.0 EBC (83.50%)
0.750 kg Munich Malt 20.0 EBC (14.60%)
0.100 kg Crystal Malt 120.0 EBC (1.90%)
Hop Bill
5.0 g Apollo Whole 19.50%AA @ 60 Minutes (10 IBU's)
35.0 g Apollo Whole 19.50%AA @ 10 Minutes (25 IBU's)
60.0 g Apollo Whole 19.50%AA @ 0 Minutes (80c steep for 30mins)
Misc Bill
1 tsp Irish Moss @ 10 Minutes (Boil)
Yeast
Safale S-05 @19C