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 9.85
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -7.41 -0.375 2.78
Prot (kg) -9.97 -0.441 4.40
Fertility Sub Index 0.61
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.36
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 12.79

* Based on an €80/tonne carbon price