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 4.40
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -4.30 -0.375 1.61
Prot (kg) -3.76 -0.441 1.66
Fertility Sub Index -3.70
Calving Interval (days) 2.41 -1.459 -3.52
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index -0.22
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 4.17 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 11.56

* Based on an €80/tonne carbon price