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 7.70
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -3.91 -0.375 1.46
Prot (kg) -9.43 -0.441 4.16
Fertility Sub Index 5.43
Calving Interval (days) -1.72 -1.459 2.51
Survival (%) 2.61 1.117 2.92
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 0.83
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 4.68 -0.432 -2.02
Maintenance Sub Index Maint. Sub Index -1.32
Live WT (kg) 4.30 -0.307 -1.32
Total Carbon Sub Index 13.38

* Based on an €80/tonne carbon price