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 1.03
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -1.55 -0.375 0.58
Prot (kg) -0.07 -0.441 0.03
Fertility Sub Index 6.60
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) 2.03 1.117 2.27
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.16
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 15.34

* Based on an €80/tonne carbon price