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 6.31
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -4.49 -0.375 1.68
Prot (kg) -5.34 -0.441 2.36
Fertility Sub Index 2.85
Calving Interval (days) -1.14 -1.459 1.66
Survival (%) 1.06 1.117 1.18
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 0.65
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 3.50 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 12.89

* Based on an €80/tonne carbon price