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 -2.71
Milk (kg) -162.00 -0.014 2.27
Fat (kg) 9.53 -0.375 -3.57
Prot (kg) 3.18 -0.441 -1.40
Fertility Sub Index -0.27
Calving Interval (days) 0.58 -1.459 -0.85
Survival (%) 0.52 1.117 0.58
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.33
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.89 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 7.23

* Based on an €80/tonne carbon price