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 16.00
Milk (kg) -341.00 -0.014 4.77
Fat (kg) -15.57 -0.375 5.83
Prot (kg) -12.22 -0.441 5.39
Fertility Sub Index -2.04
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) -2.49 1.117 -2.78
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index 0.16
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) -5.25 -0.432 2.27
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 16.37

* Based on an €80/tonne carbon price