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 5.93
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -4.55 -0.375 1.70
Prot (kg) -4.34 -0.441 1.92
Fertility Sub Index -1.24
Calving Interval (days) 1.54 -1.459 -2.25
Survival (%) 0.90 1.117 1.01
Calving Sub Index -0.98
Gestation Length (days) 1.07 -0.919 -0.98
Beef Sub Index -0.16
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 6.61 -0.432 -2.85
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 10.26

* Based on an €80/tonne carbon price