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 9.41
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -10.27 -0.375 3.85
Prot (kg) -12.17 -0.441 5.37
Fertility Sub Index -0.60
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) 0.30 1.117 0.34
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index -1.10
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 5.00 -0.432 -2.16
Maintenance Sub Index Maint. Sub Index -2.54
Live WT (kg) 8.30 -0.307 -2.54
Total Carbon Sub Index 5.27

* Based on an €80/tonne carbon price