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 17.92
Milk (kg) -400.00 -0.014 5.60
Fat (kg) -15.63 -0.375 5.85
Prot (kg) -14.65 -0.441 6.47
Fertility Sub Index 0.36
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) -0.51 1.117 -0.57
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 2.82
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -1.16 -0.432 0.50
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 26.47

* Based on an €80/tonne carbon price