Assay (牝 1880 栗毛 Sterling)
 |-- Siffleuse (牝 1890 栗毛 Saraband) 海外2勝
 |   |    1着 - '93英1000ギニー、'93ヨークシャーオークス
 |   `-- Royal Summons (牝 1898 鹿毛 Royal Hampton)
 |            1着 - '01ナッソーS
 |-- Golden Coin (牝 1891 栗毛 Saraband)
 |   `-- Half-a-Sovereign (牝 1901 鹿毛 Knight of Malta)
 |       `-- Bastante (牝 1911 栗毛 Oddfellow)
 `-- Cup of Assay (牝 1896 Royal Hampton)
     |-- The Test (牝 1908 鹿毛 John o'Gaunt)
     |   `-- Trevisco (牝 1914 栗毛 Tredennis)
     `-- Cup Tie (牝 1911 鹿毛 Radium)
         |-- Cuprose (牝 1917 鹿毛 Willonyx)
         |-- Agrippina (牝 1919 黒鹿毛 Tredennis)
         |-- Kissing Cup (牝 1920 芦毛 The Tetrarch)
         `-- La Capucine (牝 1924 芦毛 Tetratema)