Removal Cost/horse Preparation & Holding/horse Adoption /horse Compliance Check/horse Total/horse $800$40$1,100$225$2,165 CONTRACEPTIVE COSTS FOR PRYOR MOUNTAIN HORSESS Application of a one-year PZP vaccine via remote darting/horse = $106 (Bartholow J. 2007. Economic benefits of fertility control in wild horse populations. J. Wildlife Management 71:2811-2819)
BODY CONDITION SCORES FOR ASSATEAGUE HORSES, 1989 AND 1999 Turner, A, and Kirkpatrick. 2002. Reproduction (Suppl. 60):187-195.
MORTALITY AMONG THE ASSATEAGUE HORSES From Turner, A & Kirkpatrick, J.F. 2002. Reprod. 60:187-195
MEAN AGE AT DEATH FOR ASIS HORSES AS A FUNCTION OF LENGTH OF PZP TREATMENT Stallions Untreated Mares Mares Treated < 3yrs Mares Treated > 3yrs Sample (N) 56421119 Mean Age at Death 10.336.4710.2719.94 SEM 0.8450.5661.4771.666 Kirkpatrick, J. F. and A. Turner. 2007. Zoo Biology. 26:237-244
Total Horses Gathered Gather-related Mortality “None-gather Related Mortality Percent 1132272.3 716.2 Source: BLM report
Consecutive Years Treated NReversal No/Reversal % ReversedMean Yrs to Reversal 11311/284.63.2 2118/372.02.0 Total2414/579.02.73 Horses RemovedNon-breeding Horses Removed % of Horses Removed That Will Never Breed in the Pryors 583868.5 Reversibility Data For Horses in the 2009 Pryor Gather Removal