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 14.08
Milk (kg) -484.00 -0.014 6.78
Fat (kg) -6.65 -0.375 2.49
Prot (kg) -10.91 -0.441 4.82
Fertility Sub Index 6.45
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 0.72 1.117 0.80
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 0.12
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 23.98

* Based on an €80/tonne carbon price