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 14.12
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -16.51 -0.375 6.18
Prot (kg) -11.07 -0.441 4.89
Fertility Sub Index 8.89
Calving Interval (days) -5.01 -1.459 7.31
Survival (%) 1.41 1.117 1.58
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 1.12
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 27.53

* Based on an €80/tonne carbon price