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 3.42
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -1.46 -0.375 0.55
Prot (kg) -6.35 -0.441 2.80
Fertility Sub Index -3.69
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -1.03 1.117 -1.15
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.53
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 1.03

* Based on an €80/tonne carbon price