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 3.07
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -3.94 -0.375 1.48
Prot (kg) -3.36 -0.441 1.48
Fertility Sub Index -17.45
Calving Interval (days) 9.55 -1.459 -13.93
Survival (%) -3.15 1.117 -3.52
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 1.16
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -11.36

* Based on an €80/tonne carbon price