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 4.62
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -3.79 -0.375 1.42
Prot (kg) -2.82 -0.441 1.24
Fertility Sub Index -9.48
Calving Interval (days) 4.66 -1.459 -6.80
Survival (%) -2.40 1.117 -2.68
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.26
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.61 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index -1.93
Live WT (kg) 6.30 -0.307 -1.93
Total Carbon Sub Index -5.74

* Based on an €80/tonne carbon price