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 11.40
Milk (kg) -352.00 -0.014 4.93
Fat (kg) -3.19 -0.375 1.19
Prot (kg) -11.96 -0.441 5.28
Fertility Sub Index -8.83
Calving Interval (days) 4.32 -1.459 -6.30
Survival (%) -2.26 1.117 -2.52
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.19
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 3.76

* Based on an €80/tonne carbon price