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 3.31
Milk (kg) -98.00 -0.014 1.37
Fat (kg) 2.06 -0.375 -0.77
Prot (kg) -6.14 -0.441 2.71
Fertility Sub Index -0.34
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) -0.36 1.117 -0.40
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.85
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 5.72

* Based on an €80/tonne carbon price