Fig. 1
From: Genomic diversity and population structure of the Leonberger dog breed
Graphical representation of the pedigree analyses of Leonberger dogs. a Average pedigree-based inbreeding coefficient and kinship estimated per year from 1920 to 2016. b Pie charts of the proportion of sires used in breeding clearly showing the popular sire syndrome. Popular sires are males that produced at least 33 puppies and account for 25% of all breeding males. These sires are responsible for 66% of all offspring. c Boxplot of age at death per year of birth showing the life expectancy of Leonberger dogs over years 1989–2004. The exact number of records available per year is indicated in red above each year