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 3.47
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -3.15 -0.375 1.18
Prot (kg) -5.00 -0.441 2.21
Fertility Sub Index -4.77
Calving Interval (days) 2.70 -1.459 -3.94
Survival (%) -0.74 1.117 -0.83
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.69
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 4.63 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 2.39

* Based on an €80/tonne carbon price