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 8.54
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -11.64 -0.375 4.36
Prot (kg) -4.96 -0.441 2.19
Fertility Sub Index -3.99
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) -2.06 1.117 -2.30
Calving Sub Index 1.42
Gestation Length (days) -1.55 -0.919 1.42
Beef Sub Index -1.55
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 3.32

* Based on an €80/tonne carbon price