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 3.20
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -5.04 -0.375 1.89
Prot (kg) -3.71 -0.441 1.64
Fertility Sub Index -15.21
Calving Interval (days) 8.55 -1.459 -12.47
Survival (%) -2.45 1.117 -2.74
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index -1.30
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -10.33

* Based on an €80/tonne carbon price