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 -5.36
Milk (kg) 40.00 -0.014 -0.56
Fat (kg) 5.41 -0.375 -2.03
Prot (kg) 6.29 -0.441 -2.78
Fertility Sub Index 5.16
Calving Interval (days) -0.62 -1.459 0.90
Survival (%) 3.81 1.117 4.26
Calving Sub Index 2.25
Gestation Length (days) -2.45 -0.919 2.25
Beef Sub Index 2.75
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 4.25 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 8.18

* Based on an €80/tonne carbon price