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 14.18
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -18.09 -0.375 6.78
Prot (kg) -10.76 -0.441 4.75
Fertility Sub Index -2.42
Calving Interval (days) 0.89 -1.459 -1.30
Survival (%) -1.00 1.117 -1.12
Calving Sub Index -1.97
Gestation Length (days) 2.14 -0.919 -1.97
Beef Sub Index -2.96
Carcass Weight (kg) 4.10 -0.528 -2.16
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index 6.69

* Based on an €80/tonne carbon price