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 6.65
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -2.47 -0.375 0.93
Prot (kg) -5.83 -0.441 2.57
Fertility Sub Index 1.66
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 0.69 1.117 0.77
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.94
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 18.93

* Based on an €80/tonne carbon price