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 1.72
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -0.72 -0.375 0.27
Prot (kg) -1.57 -0.441 0.69
Fertility Sub Index 1.02
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) 0.34 1.117 0.38
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.75
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.83 -0.432 1.22
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 14.74

* Based on an €80/tonne carbon price