Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 13.02
Milk (kg) -270.00 -0.014 3.78
Fat (kg) -11.49 -0.375 4.30
Prot (kg) -11.18 -0.441 4.93
Fertility Sub Index 2.37
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) -1.26 1.117 -1.41
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index 0.93
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 19.42

* Based on an €80/tonne carbon price