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 2.17
Milk (kg) -208.00 -0.014 2.91
Fat (kg) 5.60 -0.375 -2.10
Prot (kg) -3.06 -0.441 1.35
Fertility Sub Index 5.80
Calving Interval (days) -3.34 -1.459 4.87
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -2.27
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.69 -0.432 -3.75
Maintenance Sub Index Maint. Sub Index 6.77
Live WT (kg) -22.10 -0.307 6.77
Total Carbon Sub Index 13.18

* Based on an €80/tonne carbon price