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 2.14
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -1.10 -0.375 0.41
Prot (kg) -3.85 -0.441 1.70
Fertility Sub Index -6.01
Calving Interval (days) 2.91 -1.459 -4.25
Survival (%) -1.58 1.117 -1.77
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.57
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index -4.35

* Based on an €80/tonne carbon price