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 1.64
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -1.35 -0.375 0.51
Prot (kg) -1.46 -0.441 0.64
Fertility Sub Index 4.09
Calving Interval (days) -2.07 -1.459 3.02
Survival (%) 0.96 1.117 1.07
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.00
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 15.68

* Based on an €80/tonne carbon price