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 1.47
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -0.47 -0.375 0.18
Prot (kg) -0.90 -0.441 0.40
Fertility Sub Index 4.15
Calving Interval (days) -1.88 -1.459 2.74
Survival (%) 1.26 1.117 1.41
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.92
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.14 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 18.64

* Based on an €80/tonne carbon price