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 9.35
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -6.79 -0.375 2.54
Prot (kg) -8.45 -0.441 3.73
Fertility Sub Index 5.33
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) 0.84 1.117 0.94
Calving Sub Index -0.41
Gestation Length (days) 0.45 -0.919 -0.41
Beef Sub Index -1.14
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 6.43 -0.432 -2.78
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 16.41

* Based on an €80/tonne carbon price