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 2.52
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -0.79 -0.375 0.30
Prot (kg) -3.35 -0.441 1.48
Fertility Sub Index -7.28
Calving Interval (days) 3.65 -1.459 -5.33
Survival (%) -1.75 1.117 -1.96
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.11
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.35 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index -4.07

* Based on an €80/tonne carbon price