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 1.12
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) -4.11 -0.375 1.54
Prot (kg) 0.77 -0.441 -0.34
Fertility Sub Index -16.18
Calving Interval (days) 8.25 -1.459 -12.04
Survival (%) -3.71 1.117 -4.14
Calving Sub Index 1.11
Gestation Length (days) -1.21 -0.919 1.11
Beef Sub Index -2.54
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index -15.31

* Based on an €80/tonne carbon price