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 8.04
Milk (kg) -194.00 -0.014 2.72
Fat (kg) -5.08 -0.375 1.90
Prot (kg) -7.76 -0.441 3.42
Fertility Sub Index 6.79
Calving Interval (days) -4.07 -1.459 5.94
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.20
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 17.98

* Based on an €80/tonne carbon price