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 4.28
Milk (kg) -190.00 -0.014 2.66
Fat (kg) 0.36 -0.375 -0.13
Prot (kg) -3.97 -0.441 1.75
Fertility Sub Index 6.19
Calving Interval (days) -3.02 -1.459 4.41
Survival (%) 1.60 1.117 1.79
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index 3.10
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -4.00 -0.432 1.73
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 21.20

* Based on an €80/tonne carbon price