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 3.12
Milk (kg) -120.00 -0.014 1.68
Fat (kg) 0.48 -0.375 -0.18
Prot (kg) -3.67 -0.441 1.62
Fertility Sub Index 4.39
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) 0.55 1.117 0.61
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index 0.00
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 9.49

* Based on an €80/tonne carbon price