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 5.15
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -2.93 -0.375 1.10
Prot (kg) -6.33 -0.441 2.79
Fertility Sub Index -17.22
Calving Interval (days) 9.10 -1.459 -13.28
Survival (%) -3.53 1.117 -3.94
Calving Sub Index -0.52
Gestation Length (days) 0.57 -0.919 -0.52
Beef Sub Index -0.24
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index -12.10

* Based on an €80/tonne carbon price