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 4.89
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -4.81 -0.375 1.80
Prot (kg) -3.76 -0.441 1.66
Fertility Sub Index -2.41
Calving Interval (days) 0.68 -1.459 -0.99
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.72
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.04 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 4.64

* Based on an €80/tonne carbon price