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 7.67
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -6.31 -0.375 2.36
Prot (kg) -6.47 -0.441 2.86
Fertility Sub Index 0.66
Calving Interval (days) 0.11 -1.459 -0.16
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.57
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 17.91

* Based on an €80/tonne carbon price