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 4.25
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -3.00 -0.375 1.12
Prot (kg) -5.84 -0.441 2.58
Fertility Sub Index -9.41
Calving Interval (days) 4.71 -1.459 -6.87
Survival (%) -2.27 1.117 -2.54
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index -0.48
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index -1.74

* Based on an €80/tonne carbon price