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 0.77
Milk (kg) -69.00 -0.014 0.97
Fat (kg) 0.72 -0.375 -0.27
Prot (kg) -0.17 -0.441 0.08
Fertility Sub Index 3.69
Calving Interval (days) -1.31 -1.459 1.91
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 6.59
Carcass Weight (kg) -19.70 -0.528 10.39
Age of Slaughter (days) 8.80 -0.432 -3.80
Maintenance Sub Index Maint. Sub Index 16.62
Live WT (kg) -54.20 -0.307 16.62
Total Carbon Sub Index 28.51

* Based on an €80/tonne carbon price