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 0.13
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -1.56 -0.375 0.58
Prot (kg) 2.13 -0.441 -0.94
Fertility Sub Index 4.19
Calving Interval (days) -2.33 -1.459 3.40
Survival (%) 0.71 1.117 0.79
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.37
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.57 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 11.14

* Based on an €80/tonne carbon price