... date of milk sampling, number of suckled lambs, date of birth of the ewe and lambing date Lactation measures of milk composition traits (fat content, protein content, casein content, serum protein ... LSCC and yield or the composition of the milk of dairy ewes [7,17] The objective of our study was to estimate the genetic parameters for lactation measures of fat, protein, casein and serum protein ... differ (P < 0.05) LILCY = lactation mean of individual laboratory cheese yield LSCC = lactation mean of somatic cells (in their natural logarithmic form) serum protein and LILCY The LSCC was signicantly...