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 6.55
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -5.49 -0.375 2.06
Prot (kg) -6.12 -0.441 2.70
Fertility Sub Index 7.71
Calving Interval (days) -5.49 -1.459 8.01
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index 3.56
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) -2.74 -0.432 1.18
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 17.27

* Based on an €80/tonne carbon price