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 6.93
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -5.85 -0.375 2.19
Prot (kg) -3.56 -0.441 1.57
Fertility Sub Index 8.46
Calving Interval (days) -4.98 -1.459 7.27
Survival (%) 1.07 1.117 1.20
Calving Sub Index 1.60
Gestation Length (days) -1.74 -0.919 1.60
Beef Sub Index -0.50
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 0.68 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 22.39

* Based on an €80/tonne carbon price