Cost efficient blood hunting

[JimMorrison]

Micah said:
.....so even on a high-level mage an SDR will be worthwhile after 6 successful hunts, at least if that part of the formula is accurate.

Well, 6+x where x is the number of slaves you would have expected to collect the turn you forged - unless you are clever and just hunt until the first time that Unrest becomes an issue, then take a turn off to forge Rods while people calm down.