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 4.27
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -1.21 -0.375 0.45
Prot (kg) -4.71 -0.441 2.08
Fertility Sub Index 3.91
Calving Interval (days) -2.45 -1.459 3.57
Survival (%) 0.30 1.117 0.34
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 1.50
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 13.98

* Based on an €80/tonne carbon price