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 -4.61
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 6.11 -0.375 -2.29
Prot (kg) 5.14 -0.441 -2.27
Fertility Sub Index 9.27
Calving Interval (days) -5.20 -1.459 7.59
Survival (%) 1.51 1.117 1.69
Calving Sub Index 1.41
Gestation Length (days) -1.53 -0.919 1.41
Beef Sub Index 2.09
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -2.89 -0.432 1.25
Maintenance Sub Index Maint. Sub Index -2.76
Live WT (kg) 9.00 -0.307 -2.76
Total Carbon Sub Index 5.40

* Based on an €80/tonne carbon price