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 2.79
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -2.25 -0.375 0.84
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index 3.99
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) -0.70 1.117 -0.78
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index 1.39
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -2.36 -0.432 1.02
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 11.67

* Based on an €80/tonne carbon price