Head-to-head
Pick any two dogs from the same or different breeds.
Doc Serfass
Border Collie · Dog
Lifetime avg
21.45
Rank #743
Best year
21.23
2022
Breed top %
93%
of 2750
Years active
5
2020–2024
Best rank
#226
in breed
Speed trend
-0.76
mph first→latest
Dog B