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 8.25
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -9.42 -0.375 3.53
Prot (kg) -8.03 -0.441 3.54
Fertility Sub Index -5.05
Calving Interval (days) 2.42 -1.459 -3.53
Survival (%) -1.36 1.117 -1.52
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.03
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 4.67

* Based on an €80/tonne carbon price