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 3.94
Milk (kg) -121.00 -0.014 1.69
Fat (kg) 1.90 -0.375 -0.71
Prot (kg) -6.69 -0.441 2.95
Fertility Sub Index 6.95
Calving Interval (days) -4.31 -1.459 6.29
Survival (%) 0.59 1.117 0.66
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 1.36
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 15.36

* Based on an €80/tonne carbon price