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 2.47
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -0.74 -0.375 0.28
Prot (kg) -2.34 -0.441 1.03
Fertility Sub Index 2.59
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 0.69 1.117 0.77
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.73
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.02 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 16.47

* Based on an €80/tonne carbon price