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 3.16
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -3.37 -0.375 1.26
Prot (kg) -1.61 -0.441 0.71
Fertility Sub Index -0.83
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) 1.01 1.117 1.13
Calving Sub Index -0.87
Gestation Length (days) 0.95 -0.919 -0.87
Beef Sub Index -0.92
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 6.16 -0.432 -2.66
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 6.43

* Based on an €80/tonne carbon price