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 -5.61
Milk (kg) 277.00 -0.014 -3.88
Fat (kg) 2.77 -0.375 -1.04
Prot (kg) 1.57 -0.441 -0.69
Fertility Sub Index -0.85
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) -0.13 1.117 -0.15
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index -1.22
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 3.19 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index -1.50
Live WT (kg) 4.90 -0.307 -1.50
Total Carbon Sub Index -8.77

* Based on an €80/tonne carbon price