Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -1.39
Milk (kg) 139.00 -0.014 -1.95
Fat (kg) -4.04 -0.375 1.51
Prot (kg) 2.18 -0.441 -0.96
Fertility Sub Index -7.90
Calving Interval (days) 3.24 -1.459 -4.73
Survival (%) -2.84 1.117 -3.17
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index -0.65
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 7.36 -0.432 -3.18
Maintenance Sub Index Maint. Sub Index -4.51
Live WT (kg) 14.70 -0.307 -4.51
Total Carbon Sub Index -13.17

* Based on an €80/tonne carbon price