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 3.67
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -5.94 -0.375 2.22
Prot (kg) -2.82 -0.441 1.24
Fertility Sub Index -0.89
Calving Interval (days) 0.09 -1.459 -0.13
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 1.05
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 5.70

* Based on an €80/tonne carbon price