Article
Genetic analysis for sow stayability at different parities in purebred Landrace and Large White pigs.
Animal science journal = Nihon chikusan Gakkaiho - 1 Jan 2021
Ogawa Shinichiro, Kimata Makoto, Ishii Kazuo, Uemoto Yoshinobu, Satoh Masahiro
Abstract excerpt
Genetic parameters for sow stayability were estimated from farrowing records of 10,295 Landrace sows and 8192 Large White sows. The record for sow stayability from parity k to parity k + 1 (k = 1, …, 6) was 0 when a sow had a farrowing record at parity k but not at parity k + 1, and 1 when a sow had both records. Heritability was estimated by using single-trait linear and threshold animal models. Genetic...
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