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 4.20
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -1.59 -0.375 0.60
Prot (kg) -4.20 -0.441 1.85
Fertility Sub Index 7.07
Calving Interval (days) -3.85 -1.459 5.62
Survival (%) 1.30 1.117 1.45
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.44
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.57 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 15.77

* Based on an €80/tonne carbon price