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 6.84
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -7.08 -0.441 3.12
Fertility Sub Index -0.77
Calving Interval (days) 0.18 -1.459 -0.26
Survival (%) -0.45 1.117 -0.50
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.06
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.52 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 14.68

* Based on an €80/tonne carbon price