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 5.77
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -7.40 -0.375 2.77
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index -3.90
Calving Interval (days) 2.04 -1.459 -2.98
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.57
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 4.37

* Based on an €80/tonne carbon price