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 2.76
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -4.14 -0.375 1.55
Prot (kg) -2.32 -0.441 1.02
Fertility Sub Index -9.26
Calving Interval (days) 3.91 -1.459 -5.70
Survival (%) -3.18 1.117 -3.55
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -0.20
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -5.67

* Based on an €80/tonne carbon price