Mercury's Rizzky Business RN NA
Lifetime
25.14mph
Rank #344 in breed
Breed percentile
Top 41.4%
vs. 3077 ranked Australian Shepherds
Best single year
24.96mph
2026 · rank #124
Speed over time
3-run average per year · lifetime as reference line
Year-by-year
| Year | MPH | Rank in breed |
|---|---|---|
| 2026 | 24.96 | #124 |
| Lifetime | 25.14 | #344 |