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 1.70
Milk (kg) -242.00 -0.014 3.39
Fat (kg) 5.57 -0.375 -2.09
Prot (kg) -0.91 -0.441 0.40
Fertility Sub Index 15.88
Calving Interval (days) -9.22 -1.459 13.45
Survival (%) 2.17 1.117 2.42
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index 1.68
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 25.73

* Based on an €80/tonne carbon price