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 2.62
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -4.76 -0.375 1.78
Prot (kg) 0.45 -0.441 -0.20
Fertility Sub Index 4.48
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) 0.71 1.117 0.79
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 3.50
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) -0.65 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 7.66
Live WT (kg) -25.00 -0.307 7.66
Total Carbon Sub Index 18.22

* Based on an €80/tonne carbon price