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 5.59
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -4.87 -0.441 2.15
Fertility Sub Index 5.68
Calving Interval (days) -3.67 -1.459 5.35
Survival (%) 0.29 1.117 0.32
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -0.48
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 15.43

* Based on an €80/tonne carbon price