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 6.07
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -5.13 -0.375 1.92
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index 6.67
Calving Interval (days) -4.04 -1.459 5.89
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.27
Gestation Length (days) -0.29 -0.919 0.27
Beef Sub Index 0.48
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 0.96 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 16.28

* Based on an €80/tonne carbon price