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 5.33
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -4.55 -0.375 1.70
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index -2.33
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.16
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 2.25
Live WT (kg) -7.35 -0.307 2.25
Total Carbon Sub Index 4.86

* Based on an €80/tonne carbon price