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 8.08
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -3.51 -0.375 1.31
Prot (kg) -10.44 -0.441 4.61
Fertility Sub Index -5.18
Calving Interval (days) 2.59 -1.459 -3.78
Survival (%) -1.25 1.117 -1.40
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.33
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 4.80

* Based on an €80/tonne carbon price