If you look at my turf going allowance table, the entry into soft is
-0.58s/f
, and I calculated the going at
+0.36s/f
so the range is -0.58 + 0.36 = 0.94 or
94lbs
.
Every
0.001
would change a rating value by 1lb, so 0.94 would equate to a change of 94lbs.
Sorry if this confused you 
