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 2.11
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -2.18 -0.441 0.96
Fertility Sub Index 4.33
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) 0.94 1.117 1.05
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.48
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -2.08 -0.432 0.90
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 18.46

* Based on an €80/tonne carbon price