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 1.16
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -1.32 -0.375 0.49
Prot (kg) -0.97 -0.441 0.43
Fertility Sub Index 4.75
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) 1.38 1.117 1.54
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.56
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 14.33

* Based on an €80/tonne carbon price