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 6.11
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -4.56 -0.375 1.71
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index 4.54
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 1.78 1.117 1.99
Calving Sub Index -1.78
Gestation Length (days) 1.94 -0.919 -1.78
Beef Sub Index -4.50
Carcass Weight (kg) 11.30 -0.528 -5.96
Age of Slaughter (days) -3.39 -0.432 1.46
Maintenance Sub Index Maint. Sub Index -2.97
Live WT (kg) 9.70 -0.307 -2.97
Total Carbon Sub Index 1.40

* Based on an €80/tonne carbon price