Butterfield's Luko
Lifetime
19.03mph
Rank #837 in breed
Breed percentile
Top 97.0%
vs. 3150 ranked Border Collies
Best single year
19.03mph
2025 · rank #517
Speed over time
3-run average per year · lifetime as reference line
Year-by-year
| Year | MPH | Rank in breed |
|---|---|---|
| 2025 | 19.03 | #517 |
| Lifetime | 19.03 | #837 |