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 10.27
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -8.72 -0.375 3.27
Prot (kg) -7.53 -0.441 3.32
Fertility Sub Index 7.68
Calving Interval (days) -4.14 -1.459 6.04
Survival (%) 1.47 1.117 1.64
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 1.27
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 22.97

* Based on an €80/tonne carbon price