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 2.58
Milk (kg) -63.00 -0.014 0.88
Fat (kg) 0.61 -0.375 -0.23
Prot (kg) -4.37 -0.441 1.93
Fertility Sub Index 7.82
Calving Interval (days) -4.58 -1.459 6.68
Survival (%) 1.02 1.117 1.14
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index 3.55
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 0.33 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 18.12

* Based on an €80/tonne carbon price