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 4.96
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -1.73 -0.375 0.65
Prot (kg) -5.91 -0.441 2.61
Fertility Sub Index -0.39
Calving Interval (days) 0.18 -1.459 -0.26
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.31
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 4.48

* Based on an €80/tonne carbon price