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 -3.99
Milk (kg) 270.00 -0.014 -3.78
Fat (kg) 1.06 -0.375 -0.40
Prot (kg) -0.43 -0.441 0.19
Fertility Sub Index 0.02
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) -1.50 1.117 -1.68
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 0.75
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 5.84 -0.432 -2.52
Maintenance Sub Index Maint. Sub Index -1.59
Live WT (kg) 5.20 -0.307 -1.59
Total Carbon Sub Index -4.10

* Based on an €80/tonne carbon price