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 7.87
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -7.32 -0.375 2.74
Prot (kg) -8.83 -0.441 3.90
Fertility Sub Index -5.49
Calving Interval (days) 2.57 -1.459 -3.75
Survival (%) -1.56 1.117 -1.74
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.67
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 4.22

* Based on an €80/tonne carbon price