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 1.74
Milk (kg) -97.00 -0.014 1.36
Fat (kg) 0.72 -0.375 -0.27
Prot (kg) -1.47 -0.441 0.65
Fertility Sub Index 4.78
Calving Interval (days) -2.40 -1.459 3.50
Survival (%) 1.14 1.117 1.27
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.68
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 15.96

* Based on an €80/tonne carbon price