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 6.23
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -6.37 -0.375 2.39
Prot (kg) -8.62 -0.441 3.80
Fertility Sub Index 2.22
Calving Interval (days) -3.51 -1.459 5.12
Survival (%) -2.60 1.117 -2.90
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.67
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 15.86

* Based on an €80/tonne carbon price