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 5.69
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -4.84 -0.375 1.81
Prot (kg) -4.22 -0.441 1.86
Fertility Sub Index -4.08
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) -1.97 1.117 -2.20
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index 3.47
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 10.42

* Based on an €80/tonne carbon price