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 7.71
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -5.18 -0.375 1.94
Prot (kg) -7.78 -0.441 3.43
Fertility Sub Index -1.04
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) -0.80 1.117 -0.89
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index 0.58
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 9.36

* Based on an €80/tonne carbon price