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 10.32
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -13.57 -0.375 5.08
Prot (kg) -6.21 -0.441 2.74
Fertility Sub Index 5.81
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 1.05 1.117 1.17
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index -2.24
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index -0.34
Live WT (kg) 1.10 -0.307 -0.34
Total Carbon Sub Index 13.72

* Based on an €80/tonne carbon price