Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 3.61
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -2.34 -0.375 0.88
Prot (kg) -4.44 -0.441 1.96
Fertility Sub Index -10.45
Calving Interval (days) 5.63 -1.459 -8.21
Survival (%) -2.00 1.117 -2.23
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index -0.96
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 2.83 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index -4.81

* Based on an €80/tonne carbon price