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 9.04
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -6.10 -0.375 2.28
Prot (kg) -10.67 -0.441 4.71
Fertility Sub Index 3.22
Calving Interval (days) -0.65 -1.459 0.95
Survival (%) 2.03 1.117 2.27
Calving Sub Index 1.58
Gestation Length (days) -1.72 -0.919 1.58
Beef Sub Index 2.22
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -1.11 -0.432 0.48
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 18.51

* Based on an €80/tonne carbon price