The aim of this study was to analyze the effect of season and number of parity on the
reproductive performance of sows kept on a commercial farm. To achieve this objective, 800 …

We examined the effects of environmental and genetic factors on the weaning-to-estrus
interval (WEI) in sows. In order to perform the analyses of the environmental factors, 8104 …

The aim of this study was to characterize the genetic (crossbreeding and additive genetic)
and environmental factors affecting reproduction of sows on an outdoor production system …

Background: reproductive traits influence lifetime productivity of sows. Objective: to
determine the effects of year and season of farrowing, parity number, and breed, on litter …

The aim of this study was to investigate the relationship between lactation length (LL),
weaning to service interval (WSI) and farrowing to service interval (FSI) with the next litter …

Se investigó la relación de largo de lactancia (LL) e intervalo destete servicio (IDS) con
tamaño de camada al nacer (TCN), total de nacidos vivos (TNV), peso al nacer promedio …

The effect of environmental and genetic effects on the farrowing interval in Dalland (C-40)
sows in the Southeast of Brazil was studied. Data consisting of 1,013 farrowing intervals …

El objetivo de este estudio fue determinar el efecto de algunos factores ambientales sobre
el intervalo destete-primer servicio (IDS), intervalo destete-concepción (IDC), intervalo parto …

The Artificial Insemination Technology Is Widely Used In Swine (S. Domesticus) Breeding
Herds As A Method Of Genetic Improvement Of Sows. There Are Currently Three Main …

We evaluated genetic and environmental factors affecting age at first farrowing of sows in
the Brazilian southeast. For this purpose, 466 observations regarding the age at first …