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 2.80
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -1.86 -0.375 0.70
Prot (kg) -3.05 -0.441 1.35
Fertility Sub Index -5.02
Calving Interval (days) 2.40 -1.459 -3.50
Survival (%) -1.36 1.117 -1.52
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.07
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -0.81

* Based on an €80/tonne carbon price