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 1.83
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -1.71 -0.375 0.64
Prot (kg) -2.23 -0.441 0.98
Fertility Sub Index -5.20
Calving Interval (days) 2.56 -1.459 -3.74
Survival (%) -1.31 1.117 -1.46
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.11
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -1.81

* Based on an €80/tonne carbon price