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 16.60
Milk (kg) -405.00 -0.014 5.67
Fat (kg) -17.10 -0.375 6.40
Prot (kg) -10.25 -0.441 4.52
Fertility Sub Index 2.41
Calving Interval (days) -1.98 -1.459 2.89
Survival (%) -0.43 1.117 -0.48
Calving Sub Index -1.19
Gestation Length (days) 1.30 -0.919 -1.19
Beef Sub Index -1.15
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 4.23
Live WT (kg) -13.80 -0.307 4.23
Total Carbon Sub Index 20.89

* Based on an €80/tonne carbon price