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 6.61
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -6.24 -0.375 2.34
Prot (kg) -5.74 -0.441 2.53
Fertility Sub Index 2.47
Calving Interval (days) -1.06 -1.459 1.55
Survival (%) 0.83 1.117 0.93
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.63
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 3.56 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 18.82

* Based on an €80/tonne carbon price