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 9.90
Milk (kg) -322.00 -0.014 4.51
Fat (kg) -2.75 -0.375 1.03
Prot (kg) -9.88 -0.441 4.36
Fertility Sub Index 1.91
Calving Interval (days) -0.97 -1.459 1.42
Survival (%) 0.44 1.117 0.49
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 1.89
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index 13.37

* Based on an €80/tonne carbon price