The incident started on September 9. Results through September 15:
- Scope: Challis HMA
- Target: Horses
- AML: 253
- Pre-gather population: 330
- Type: Planned
- Contractor: Cattoor
- Contract amount: $171,690
- Unit cost: $611
- Method: Helicopter
- Category: Cruel and costly (according to advocates)
- Better way: Stop genetic mixing with PZP (according to advocates)
- Capture goal: 281
- Removal goal: 146
- Captured: 206, up from 172 on Day 5
- Shipped: 203, up from 129 on Day 5
- Released: None
- Deaths: 1, no change from Day 5
- Average daily take: 29.4
- Unaccounted-for animals: 2
- Snippet from statute: It is the policy of Congress that wild free-roaming horses and burros shall be protected from capture, branding, harassment, or death
- Snippet from manual: To protect wild horses and burros from unauthorized capture, branding, harassment or death
The figures above are based on the daily reports.
The death rate is 0.5%.
The capture total includes 70 stallions, 7 geldings, 92 mares and 37 foals.
Youngsters represented 18.0% of the animals gathered.
Of the adults, 45.6% were male and 54.4 % were female.
Body condition scores were not given.
The location of the trap site was not disclosed.
Up to 54 mares will be treated with fertility control and returned to the range.
The HMA is subject to permitted grazing. Resources liberated to date:
- Forage: 2,472 AUMs per year
- Water: 2,060 gallons per day
PREVIOUS: Challis Roundup, Day 5.

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