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 5.58
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -5.29 -0.375 1.98
Prot (kg) -6.28 -0.441 2.77
Fertility Sub Index 5.42
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 1.47 1.117 1.64
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.64
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.32 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 19.36

* Based on an €80/tonne carbon price