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2.4 percent stillborn verified

Birman: stillbirth rate, UK pedigree litters (Sparkes et al. 2006)

as of 2026-09-20 · license: facts-only

  • Study sample n=88 litters.
  • Study breed label 'Birman' does not map 1:1 onto a single roster breed.

Source

Journal of Feline Medicine and Surgery (SAGE) — Sparkes AH, Rogers K, Henley WE, Gunn-Moore DA, May JM, Gruffydd-Jones TJ, Bessant C. A questionnaire-based study of gestation, parturition and neonatal mortality in pedigree breeding cats in the UK. J Feline Med Surg. 2006;8(3):145-157.
https://doi.org/10.1016/j.jfms.2005.10.003
retrieved 2026-09-20

Method

100 - 'mean % of kittens born alive' (97.6%) from Table 1.

n = 88

from: data/mortality-sparkes2006.json

raw citation corpus (JSON)