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 5.34
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -1.98 -0.375 0.74
Prot (kg) -4.43 -0.441 1.96
Fertility Sub Index 5.33
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) 0.70 1.117 0.78
Calving Sub Index 1.97
Gestation Length (days) -2.14 -0.919 1.97
Beef Sub Index 1.72
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 18.08

* Based on an €80/tonne carbon price