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 13.04
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -15.11 -0.375 5.66
Prot (kg) -11.90 -0.441 5.25
Fertility Sub Index 1.50
Calving Interval (days) -1.49 -1.459 2.17
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 0.91
Gestation Length (days) -0.99 -0.919 0.91
Beef Sub Index -0.06
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 18.51

* Based on an €80/tonne carbon price