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 7.81
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -6.03 -0.375 2.26
Prot (kg) -8.40 -0.441 3.71
Fertility Sub Index 0.25
Calving Interval (days) 0.11 -1.459 -0.16
Survival (%) 0.37 1.117 0.41
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 1.59
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 2.79 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 12.85

* Based on an €80/tonne carbon price