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 5.12
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -3.11 -0.375 1.16
Prot (kg) -4.94 -0.441 2.18
Fertility Sub Index 8.37
Calving Interval (days) -4.72 -1.459 6.89
Survival (%) 1.33 1.117 1.49
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index 1.10
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 19.37

* Based on an €80/tonne carbon price