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 8.88
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -3.32 -0.375 1.24
Prot (kg) -7.57 -0.441 3.34
Fertility Sub Index 5.23
Calving Interval (days) -3.25 -1.459 4.74
Survival (%) 0.44 1.117 0.49
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index 0.77
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index -2.42
Live WT (kg) 7.90 -0.307 -2.42
Total Carbon Sub Index 12.29

* Based on an €80/tonne carbon price