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 3.96
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -3.24 -0.375 1.21
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index 1.42
Calving Interval (days) -0.89 -1.459 1.30
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.03
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 5.70

* Based on an €80/tonne carbon price