siblings of Frithjof 6

half siblings maternal 3 half siblings paternal 18

half siblings maternal

dressage horse Jalbert (Friese, 2011, from Beart 411)

Jalbert
gender-male
2011

Beart 411 / Tsjerk 328

horse Tjara 9 (Friese, 2006, from Beart 411)

Tjara 9
gender-female
2006

Beart 411 / Tsjerk 328

horse Nanneke F (Friese, 2004, from Nanning 374)

Nanneke F
gender-female
2004

Nanning 374 / Tsjerk 328