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 7.12
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -8.86 -0.375 3.32
Prot (kg) -4.36 -0.441 1.92
Fertility Sub Index 2.55
Calving Interval (days) -1.36 -1.459 1.98
Survival (%) 0.51 1.117 0.57
Calving Sub Index 1.79
Gestation Length (days) -1.95 -0.919 1.79
Beef Sub Index 5.44
Carcass Weight (kg) -10.80 -0.528 5.70
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 7.60
Live WT (kg) -24.80 -0.307 7.60
Total Carbon Sub Index 24.50

* Based on an €80/tonne carbon price