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 1.18
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -0.73 -0.375 0.27
Prot (kg) -0.97 -0.441 0.43
Fertility Sub Index 5.37
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 1.36 1.117 1.52
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.94
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.96 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 17.48

* Based on an €80/tonne carbon price