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 3.81
Milk (kg) -179.00 -0.014 2.51
Fat (kg) 0.68 -0.375 -0.25
Prot (kg) -3.53 -0.441 1.56
Fertility Sub Index 3.91
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 1.71 1.117 1.91
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 3.79
Carcass Weight (kg) -14.20 -0.528 7.49
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 13.98
Live WT (kg) -45.60 -0.307 13.98
Total Carbon Sub Index 26.15

* Based on an €80/tonne carbon price