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 5.58
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -4.57 -0.375 1.71
Prot (kg) -3.75 -0.441 1.66
Fertility Sub Index -5.39
Calving Interval (days) 3.51 -1.459 -5.12
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -2.34
Gestation Length (days) 2.55 -0.919 -2.34
Beef Sub Index 2.04
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 3.85

* Based on an €80/tonne carbon price