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 4.78
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -5.07 -0.375 1.90
Prot (kg) -3.82 -0.441 1.69
Fertility Sub Index -5.91
Calving Interval (days) 3.83 -1.459 -5.59
Survival (%) -0.29 1.117 -0.32
Calving Sub Index -0.66
Gestation Length (days) 0.72 -0.919 -0.66
Beef Sub Index -1.60
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 7.50 -0.432 -3.24
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 2.70

* Based on an €80/tonne carbon price