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 3.85
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -3.18 -0.441 1.40
Fertility Sub Index 5.78
Calving Interval (days) -3.22 -1.459 4.70
Survival (%) 0.97 1.117 1.08
Calving Sub Index 0.26
Gestation Length (days) -0.28 -0.919 0.26
Beef Sub Index 0.36
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 13.35

* Based on an €80/tonne carbon price