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Table 1 Descriptive statistics for full, training, and validation datasets with and without daughter restrictions enforced

From: Genomic prediction of disease occurrence using producer-recorded health data: a comparison of methods

Data without daughter restrictions
  Full data Training data Validation data
Years included 1999 - 2012 1999 - 2008 2009 - 2012
Number of cows 97 310 79 147 18 163
Number of mastitis incidences 10 442 8391 2051
Number of sires 10 549 8410 3269
Number of maternal grandsires 11 040 8938 3636
Average number of daughters per sire 9 9 6
Average mastitis incidence 0.107 0.106 0.113
Average mastitis incidence per sire 0.104 0.104 0.113
Data with daughter restrictions
  Full data Training data Validation data
Years included 1999 - 2012 1999 - 2008 2009 - 2012
Number of cows 26 510 23 753 2757
Number of mastitis incidences 2771 2422 349
Number of sires 177 153 59
Number of maternal grandsires 4328 3823 909
Median number of daughters per sire 87 91 37
Average mastitis incidence 0.105 0.102 0.130
Average mastitis incidence per sire 0.106 0.100 0.140