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 14.67
Milk (kg) -235.00 -0.014 3.29
Fat (kg) -16.65 -0.375 6.24
Prot (kg) -11.65 -0.441 5.14
Fertility Sub Index 7.40
Calving Interval (days) -4.59 -1.459 6.70
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 2.93
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) -0.18 -0.432 0.08
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 27.30

* Based on an €80/tonne carbon price