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How do herd’s genetic level and milk quality affect performance of dairy farms?
genetic level dairy farm technical efficiency data envelopment analysis fractional regression model
2018/11/23
The effects of genetic level and output quality characteristics on technical efficiency (TE) of dairy farms were studied. The average total relative breeding value (RBV) at herd level was considered a...
Comparison of Milk Yield and Animal Health in Turkish Farms with Differing Stall Types and Resting Surfaces
Resting Surface Stall Type Milk Yield Cattle Health Problems
2016/5/17
The current study was carried out to determine the influence of different resting surfaces and stall types on milk yield and animal health. Study was carried out in Bursa that is one of the most impor...
Factors Influencing Genetic Change for Milk Yield within Farms in Central Thailand
Tropic Dairy Cattle Dairy Farmer Selection Breeding
2016/5/6
The objective of this study was to characterize factors influencing genetic improvement of dairy cattle for milk production at farm level. Data were accumulated from 305-day milk yields and pedigree i...
Inbreeding Levels and Pedigree Structure of Landrace, Yorkshire and Duroc Populations of Major Swine Breeding Farms in Republic of Korea
Inbreeding Inbreeding Coefficient Swine Pedigree Structure Effective Population Size
2016/4/21
The registration data of 15 populations from nine major swine breeding farms were investigated to check levels of inbreeding and the current status of pedigree structures of breeding stocks. The avera...
Carcass Fat-free Lean Gain of Chinese Growing-finishing Pigs Reared on Commercial Farms
Growing-Finishing Pigs Fat-free Lean Gain Genetics
2016/4/12
Five regions and 258 pigs were selected for this study: North (Beijing), Central (Wuhan), South (Guangzhou), Southwest (Chongqing), Northeast (Harbin). Five typical genetics of growing-finishing pig w...