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 3.55
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -0.27 -0.375 0.10
Prot (kg) -3.89 -0.441 1.72
Fertility Sub Index 1.78
Calving Interval (days) -0.84 -1.459 1.23
Survival (%) 0.50 1.117 0.56
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 2.96
Carcass Weight (kg) -8.30 -0.528 4.38
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 12.95

* Based on an €80/tonne carbon price