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 4.01
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -0.46 -0.375 0.17
Prot (kg) -4.20 -0.441 1.85
Fertility Sub Index 1.38
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.93
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.89 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 5.86

* Based on an €80/tonne carbon price