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 14.68
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -14.65 -0.375 5.49
Prot (kg) -13.16 -0.441 5.81
Fertility Sub Index 4.18
Calving Interval (days) -1.69 -1.459 2.47
Survival (%) 1.53 1.117 1.71
Calving Sub Index -3.57
Gestation Length (days) 3.88 -0.919 -3.57
Beef Sub Index 1.55
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) -1.89 -0.432 0.82
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 18.28

* Based on an €80/tonne carbon price