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 3.53
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -4.18 -0.375 1.57
Prot (kg) -3.35 -0.441 1.48
Fertility Sub Index -4.28
Calving Interval (days) 2.07 -1.459 -3.02
Survival (%) -1.13 1.117 -1.26
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.10
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 0.50

* Based on an €80/tonne carbon price