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 5.55
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -2.10 -0.375 0.79
Prot (kg) -6.09 -0.441 2.69
Fertility Sub Index 2.91
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 0.42 1.117 0.47
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index -0.13
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 9.35

* Based on an €80/tonne carbon price