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 2.63
Milk (kg) -90.00 -0.014 1.26
Fat (kg) -1.58 -0.375 0.59
Prot (kg) -1.76 -0.441 0.78
Fertility Sub Index 5.04
Calving Interval (days) -2.61 -1.459 3.81
Survival (%) 1.10 1.117 1.23
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.82
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 17.43

* Based on an €80/tonne carbon price