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 1.89
Milk (kg) -167.00 -0.014 2.34
Fat (kg) 5.99 -0.375 -2.24
Prot (kg) -4.06 -0.441 1.79
Fertility Sub Index 6.82
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 0.80 1.117 0.89
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 4.49
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 0.24 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 8.71
Live WT (kg) -28.40 -0.307 8.71
Total Carbon Sub Index 23.10

* Based on an €80/tonne carbon price