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 13.45
Milk (kg) -356.00 -0.014 4.98
Fat (kg) -9.12 -0.375 3.42
Prot (kg) -11.45 -0.441 5.05
Fertility Sub Index 13.92
Calving Interval (days) -7.04 -1.459 10.27
Survival (%) 3.27 1.117 3.65
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index -1.91
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 28.35

* Based on an €80/tonne carbon price