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 11.07
Milk (kg) -255.00 -0.014 3.57
Fat (kg) -7.22 -0.375 2.70
Prot (kg) -10.86 -0.441 4.79
Fertility Sub Index 4.69
Calving Interval (days) -2.96 -1.459 4.32
Survival (%) 0.33 1.117 0.37
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 2.93
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 23.70

* Based on an €80/tonne carbon price