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 5.92
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -5.89 -0.375 2.21
Prot (kg) -5.53 -0.441 2.44
Fertility Sub Index -2.81
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) -0.91 1.117 -1.02
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.14
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 4.91

* Based on an €80/tonne carbon price