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 -8.80
Milk (kg) 64.00 -0.014 -0.90
Fat (kg) 8.67 -0.375 -3.25
Prot (kg) 10.55 -0.441 -4.66
Fertility Sub Index 6.90
Calving Interval (days) -4.07 -1.459 5.94
Survival (%) 0.86 1.117 0.96
Calving Sub Index 1.76
Gestation Length (days) -1.91 -0.919 1.76
Beef Sub Index 3.78
Carcass Weight (kg) -13.80 -0.528 7.28
Age of Slaughter (days) 8.10 -0.432 -3.50
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 6.71

* Based on an €80/tonne carbon price