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 0.24
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -2.47 -0.375 0.93
Prot (kg) 1.59 -0.441 -0.70
Fertility Sub Index -3.37
Calving Interval (days) 1.89 -1.459 -2.76
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 0.76
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 4.71

* Based on an €80/tonne carbon price