Mercury's Rizzky Business RA NA
Lifetime
25.14mph
Rank #347 in breed
Breed percentile
Top 42.2%
vs. 3532 ranked Australian Shepherds
Best single year
24.98mph
2026 · rank #175
Speed over time
3-run average per year · lifetime as reference line
Year-by-year
| Year | MPH | Rank in breed |
|---|---|---|
| 2026 | 24.98 | #175 |
| Lifetime | 25.14 | #347 |