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 15.45
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -16.89 -0.375 6.33
Prot (kg) -13.13 -0.441 5.80
Fertility Sub Index -6.17
Calving Interval (days) 2.20 -1.459 -3.21
Survival (%) -2.65 1.117 -2.96
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 1.22
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 15.34

* Based on an €80/tonne carbon price