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 0.85
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) 2.31 -0.375 -0.87
Prot (kg) -4.33 -0.441 1.91
Fertility Sub Index -4.76
Calving Interval (days) 3.15 -1.459 -4.60
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index -0.88
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index -3.05

* Based on an €80/tonne carbon price