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 9.62
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -8.68 -0.375 3.25
Prot (kg) -11.58 -0.441 5.11
Fertility Sub Index 0.74
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.46
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 12.31

* Based on an €80/tonne carbon price