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 4.18
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -3.41 -0.375 1.28
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index 0.90
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.71
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 5.85

* Based on an €80/tonne carbon price