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 4.25
Milk (kg) -138.00 -0.014 1.93
Fat (kg) 2.40 -0.375 -0.90
Prot (kg) -7.30 -0.441 3.22
Fertility Sub Index -5.71
Calving Interval (days) 3.16 -1.459 -4.61
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 1.67
Gestation Length (days) -1.82 -0.919 1.67
Beef Sub Index 0.58
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.57 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 2.31

* Based on an €80/tonne carbon price