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 1.38
Milk (kg) -94.00 -0.014 1.32
Fat (kg) 2.72 -0.375 -1.02
Prot (kg) -2.46 -0.441 1.09
Fertility Sub Index 3.64
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 1.73 1.117 1.93
Calving Sub Index 1.72
Gestation Length (days) -1.87 -0.919 1.72
Beef Sub Index -0.54
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index -2.42
Live WT (kg) 7.90 -0.307 -2.42
Total Carbon Sub Index 3.78

* Based on an €80/tonne carbon price