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 23.00
Milk (kg) -393.00 -0.014 5.50
Fat (kg) -21.81 -0.375 8.17
Prot (kg) -21.14 -0.441 9.33
Fertility Sub Index -3.48
Calving Interval (days) 1.84 -1.459 -2.68
Survival (%) -0.71 1.117 -0.79
Calving Sub Index -1.19
Gestation Length (days) 1.30 -0.919 -1.19
Beef Sub Index -1.65
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 19.53

* Based on an €80/tonne carbon price