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 5.63
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -4.43 -0.375 1.66
Prot (kg) -4.62 -0.441 2.04
Fertility Sub Index -6.27
Calving Interval (days) 3.84 -1.459 -5.60
Survival (%) -0.60 1.117 -0.67
Calving Sub Index -1.22
Gestation Length (days) 1.33 -0.919 -1.22
Beef Sub Index 0.15
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 5.03 -0.432 -2.17
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 4.45

* Based on an €80/tonne carbon price