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 10.13
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -11.85 -0.375 4.44
Prot (kg) -7.91 -0.441 3.49
Fertility Sub Index -1.96
Calving Interval (days) 0.47 -1.459 -0.69
Survival (%) -1.14 1.117 -1.27
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.26
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -1.81 -0.432 0.78
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 17.34

* Based on an €80/tonne carbon price