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 6.87
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -6.47 -0.375 2.42
Prot (kg) -4.77 -0.441 2.11
Fertility Sub Index 3.28
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.38
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 12.01

* Based on an €80/tonne carbon price