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 10.21
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -10.64 -0.375 3.99
Prot (kg) -10.77 -0.441 4.75
Fertility Sub Index -5.98
Calving Interval (days) 2.85 -1.459 -4.16
Survival (%) -1.63 1.117 -1.82
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.04
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 5.34

* Based on an €80/tonne carbon price