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 10.13
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -7.32 -0.375 2.74
Prot (kg) -11.04 -0.441 4.87
Fertility Sub Index -7.91
Calving Interval (days) 4.13 -1.459 -6.03
Survival (%) -1.69 1.117 -1.89
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -0.25
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.12 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index 1.30

* Based on an €80/tonne carbon price