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 7.42
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -3.18 -0.375 1.19
Prot (kg) -6.56 -0.441 2.90
Fertility Sub Index 1.70
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) 0.48 1.117 0.54
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.48
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -1.83 -0.432 0.79
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 20.38

* Based on an €80/tonne carbon price