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 6.23
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -7.18 -0.375 2.69
Prot (kg) -7.27 -0.441 3.21
Fertility Sub Index -10.19
Calving Interval (days) 5.20 -1.459 -7.59
Survival (%) -2.33 1.117 -2.60
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 0.53
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index -0.67

* Based on an €80/tonne carbon price