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 3.88
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -0.75 -0.375 0.28
Prot (kg) -6.57 -0.441 2.90
Fertility Sub Index -8.20
Calving Interval (days) 4.66 -1.459 -6.80
Survival (%) -1.25 1.117 -1.40
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index -0.93
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -4.63

* Based on an €80/tonne carbon price