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 2.46
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -1.49 -0.375 0.56
Prot (kg) -1.93 -0.441 0.85
Fertility Sub Index 3.45
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 1.09 1.117 1.22
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 1.64
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.37 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 17.69

* Based on an €80/tonne carbon price