Dairy cow longevity is an essential economic trait that can supplement the breeding value of
production traits, which is related to the herd time and lifetime milk yield of dairy cows …

The aim of this study was to use survival analysis to assess the relationship between
reproduction traits and functional longevity of Canadian dairy cattle. Data consisted of …

Longevity is an economically important trait of dairy cattle for increasing the profitability of
dairy management. The reasons for culling can be either voluntary (primarily productivity) or …

Longevity is a desirable trait in the dairy industry because of its relationship to profitability.
The aim of this study was to estimate genetic parameters for longevity measurements related …

The objective of this study was to estimate genetic and phenotypic parameters for linear type
traits, as well as milk yield (MY), fat yield (FY) and protein yield (PY) in 18,831 Holstein cows …

The objectives of this research were to estimate genetic parameters for body condition score
(BCS) and locomotion (LOC), and to assess their relationships with angularity (ANG), milk …

The aim of this study was to infer phenotypic and genetic effects of health disorders on
longevity traits, considering Holstein dairy cow records from large-scale co-operator herds …

Heritabilities and correlations for milk yield (MY), fat yield (FY), protein yield (PY), combined
fat and protein yield (FPY), fat percentage (F%), protein percentage (P%), age at first kidding …

In this study we aimed to evaluate the reduction in dimensionality of 20 linear type traits and
more final score in 14,943 Holstein cows in Brazil using factor analysis, and indicate their …

Heritability of digital dermatitis (DD) and correlations between DD and type traits related to
legs and feet were estimated from a linear animal model. Data comprised 93,391 national …