Pedigree of Plague Royal xx

father

Mildew xx

Thoroughbred
1847

stallion Slane xx (Thoroughbred, 1833, from Royal Oak xx)

Slane xx

Thoroughbred
1833

Semiseria xx

Thoroughbred
1840

Comedy xx

Thoroughbred
1817

mother

Gipsy Queen xx

Thoroughbred
1840

Father of mother

Tomboy xx

Thoroughbred
1829

stallion Jerry xx (Thoroughbred, 1821, from Smolensko xx)

Jerry xx

Thoroughbred
1821

Lady Moore Carew xx

Thoroughbred
1830

Kite xx

Thoroughbred
1821