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 6.46
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -2.22 -0.375 0.83
Prot (kg) -8.38 -0.441 3.70
Fertility Sub Index -1.60
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 1.12
Carcass Weight (kg) -10.00 -0.528 5.28
Age of Slaughter (days) 9.63 -0.432 -4.16
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 5.66

* Based on an €80/tonne carbon price