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 9.98
Milk (kg) -571.00 -0.014 7.99
Fat (kg) 4.16 -0.375 -1.56
Prot (kg) -8.02 -0.441 3.54
Fertility Sub Index 6.98
Calving Interval (days) -3.16 -1.459 4.61
Survival (%) 2.12 1.117 2.37
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index 6.93
Carcass Weight (kg) -19.20 -0.528 10.13
Age of Slaughter (days) 7.41 -0.432 -3.20
Maintenance Sub Index Maint. Sub Index 15.79
Live WT (kg) -51.50 -0.307 15.79
Total Carbon Sub Index 40.89

* Based on an €80/tonne carbon price