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 4.08
Milk (kg) -180.00 -0.014 2.52
Fat (kg) 0.33 -0.375 -0.12
Prot (kg) -3.82 -0.441 1.69
Fertility Sub Index 6.21
Calving Interval (days) -3.29 -1.459 4.80
Survival (%) 1.26 1.117 1.41
Calving Sub Index 1.84
Gestation Length (days) -2.00 -0.919 1.84
Beef Sub Index 2.62
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -2.77 -0.432 1.20
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 20.81

* Based on an €80/tonne carbon price