| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Yarost | bay | f | 2019 | 643110800165570 | 0901-5 Monomakh | 5514-7 Yaroslavna | Thoroughbred | Donskoi Stud |
| Yarost Ing | bay | f | 2023 | 643090000617839 | 1142-5 Kaiser Hit | 4195-6 Freez Match | Thoroughbred | Mr Kostoev B.M. |
| Yarostnaya Stikhiya | chestnut | f | 2022 | 900217000169569 | 1999-8 Tsenturion | 5514-7 Yaroslavna | Thoroughbred | Donskoi Stud |
| Yarus | bay | c | 1994 | 3698-1 Ya Zaman | 7536 Praga | Thoroughbred | Derkul Stud | |
| Yasak | bay | c | 2024 | 643090000704838 | Outwork | 6695-8 Belgian Quail | Thoroughbred | Koilakaev Farm |
| Yascheritza | grey | f | 1828 | Kolpak | Meduza | Thoroughbred | ||
| Yaschurka | bay | f | 1906 | Carlton | Dzhuma | Thoroughbred | u Lyubomirskikh | |
| 1340-3 Yaselda | chestnut | f | 1993 | 3266-1 Floridon | 7517-1 Bakhroma | Thoroughbred | Voskhod Stud | |
| 0918-2 Yashma | bay | f | 1993 | 3746-1 Triple Buck | 5841-1 Basnya | Thoroughbred | Voskhod Stud | |
| Yashma | chestnut | f | 2015 | 643090000060567 | 0914-5 Novo | 4055-6 Berbery | Thoroughbred | Mr. Hahalev R.O. |