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 7.67
Milk (kg) -483.00 -0.014 6.76
Fat (kg) 5.00 -0.375 -1.87
Prot (kg) -6.31 -0.441 2.78
Fertility Sub Index 7.71
Calving Interval (days) -3.37 -1.459 4.92
Survival (%) 2.50 1.117 2.79
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 4.66
Carcass Weight (kg) -14.10 -0.528 7.44
Age of Slaughter (days) 6.43 -0.432 -2.78
Maintenance Sub Index Maint. Sub Index 14.78
Live WT (kg) -48.20 -0.307 14.78
Total Carbon Sub Index 36.13

* Based on an €80/tonne carbon price