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 9.04
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -9.96 -0.375 3.73
Prot (kg) -6.42 -0.441 2.83
Fertility Sub Index 3.47
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) 0.77 1.117 0.86
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.96
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 22.70

* Based on an €80/tonne carbon price