Litter Size Variation in Polish Selected Small Dog Breeds

Figures & data

Table 1. Number of born litters and raised puppies in the selected small dog breeds in 2003-2014.

FCI group	Dog breed	n	Male	Female	Number of litters	M	SE	Range
III	Cairn Terrier	218	121	97	33	6.61^Footnotec	0.4	1-11
III	Jack Russell Terrier	269	141	128	66	4.08^Footnotea	0.2	1-7
III	West Highland White Terrier	56	30	26	16	3.5^Footnotea	0.4	1-6
III	Yorkshire Terrier	1137	547	590	318	3.58^Footnotea	0.1	1-8
IX	French Bulldog	375	191	184	90	4.17^Footnotea	0.2	1-10
IX	Cavalier King Charles Spaniel	97	41	56	25	3.88^Footnotea	0.4	1-7
IX	Havanese	72	34	38	13	5.54^Footnotebc	0.4	3-8
IX	Shi Tzu	354	185	169	78	4.54^Footnoteab	0.2	1-8
	Total	2578	1290	1288	639	4.034	0.1	1-11

FCI, Fédération Cynologique Internationale.

^a,b,cDifferent letters denote significant differences in pairs (Tukey’s post-hoc test); groups marked with different letters differ significantly (P≥0.05).