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 -4.35
Milk (kg) 75.00 -0.014 -1.05
Fat (kg) 4.72 -0.375 -1.77
Prot (kg) 3.46 -0.441 -1.53
Fertility Sub Index 1.77
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) 0.41 1.117 0.46
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.43
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -2.34 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 6.71

* Based on an €80/tonne carbon price