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 5.38
Milk (kg) -232.00 -0.014 3.25
Fat (kg) 2.11 -0.375 -0.79
Prot (kg) -6.63 -0.441 2.93
Fertility Sub Index 8.09
Calving Interval (days) -4.57 -1.459 6.67
Survival (%) 1.27 1.117 1.42
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 3.33
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 7.39
Live WT (kg) -24.10 -0.307 7.39
Total Carbon Sub Index 25.27

* Based on an €80/tonne carbon price