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 8.26
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -6.87 -0.375 2.57
Prot (kg) -6.99 -0.441 3.09
Fertility Sub Index -1.55
Calving Interval (days) 0.42 -1.459 -0.61
Survival (%) -0.84 1.117 -0.94
Calving Sub Index 2.10
Gestation Length (days) -2.29 -0.919 2.10
Beef Sub Index -2.19
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index 5.67

* Based on an €80/tonne carbon price