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 9.88
Milk (kg) -270.00 -0.014 3.78
Fat (kg) -7.21 -0.375 2.70
Prot (kg) -7.71 -0.441 3.40
Fertility Sub Index 2.54
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) 1.15 1.117 1.28
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.89
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 23.43

* Based on an €80/tonne carbon price