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 5.23
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -6.47 -0.375 2.42
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index 2.68
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) 0.23 1.117 0.26
Calving Sub Index -0.73
Gestation Length (days) 0.79 -0.919 -0.73
Beef Sub Index 3.43
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) -1.71 -0.432 0.74
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 13.42

* Based on an €80/tonne carbon price