... effect on udder circumference, udder depth, udder floor and udder quality, and a quadratic effect on udder circumference before milking, udder depth, udder floor and milk production (tables and 2) ... for adaptability to machine milking be investigated The purposes of this investigation were to examine environmental and genetic factors affecting udder conformation and milk characteristics, evaluate ... test-day milk and total milk production Year by season interaction effects were significant for udder circumference, udder depth, udder floor and milk production (table 1) Lactation number had a linear...