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 1.30
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -2.79 -0.375 1.05
Prot (kg) 0.48 -0.441 -0.21
Fertility Sub Index 0.10
Calving Interval (days) 1.15 -1.459 -1.68
Survival (%) 1.59 1.117 1.78
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index -1.39
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 5.67 -0.432 -2.45
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 4.00

* Based on an €80/tonne carbon price