A Balanced Diet
Location
Rewards
What the allowance actually buys
One allowance here buys 2,044 gil, the best of the 3 Lv 80 Botanist fieldcraft leves that record gil: the runner-up manages 1,864 gil, 9% less.
Across that rung the return runs from 1,774 gil to 2,044 gil per allowance — 3 distinct figures spanning 15%, so the wrong pick leaves 270 gil of the allowance unspent.
On whether to wait: the best Lv 82 Botanist fieldcraft leve returns 2,088 gil per allowance, 2% more than the best on this rung, while the Lv 78 rung behind tops out at 1,757 gil.
At Lv 80 this data holds 24 leves paying gil across 2 categories: the 8 Fieldcraft ones average 1,973 gil per allowance, the 16 Tradecraft ones 3,522 gil, which puts this leve 4% above its own category's average.
The Archeion, Labyrinthos issues 13 leves in this dataset, Lv 80 through Lv 88, across 3 disciplines.