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 -8.14
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 12.97 -0.375 -4.86
Prot (kg) 7.37 -0.441 -3.25
Fertility Sub Index -2.36
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 4.71
Gestation Length (days) -5.12 -0.919 4.71
Beef Sub Index 9.23
Carcass Weight (kg) -20.00 -0.528 10.55
Age of Slaughter (days) 3.06 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 7.12

* Based on an €80/tonne carbon price