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 9.51
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -8.54 -0.375 3.20
Prot (kg) -7.39 -0.441 3.26
Fertility Sub Index 3.68
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) 1.40 1.117 1.56
Calving Sub Index -1.54
Gestation Length (days) 1.67 -0.919 -1.54
Beef Sub Index -2.92
Carcass Weight (kg) 4.90 -0.528 -2.58
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index -1.32
Live WT (kg) 4.30 -0.307 -1.32
Total Carbon Sub Index 7.42

* Based on an €80/tonne carbon price