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 1.94
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -1.93 -0.375 0.72
Prot (kg) -2.05 -0.441 0.90
Fertility Sub Index 6.50
Calving Interval (days) -3.52 -1.459 5.14
Survival (%) 1.22 1.117 1.36
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 0.34
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 11.31

* Based on an €80/tonne carbon price