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 10.42
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -11.29 -0.375 4.23
Prot (kg) -8.69 -0.441 3.84
Fertility Sub Index 6.05
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 1.89 1.117 2.11
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -2.17
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 7.72 -0.432 -3.33
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 19.23

* Based on an €80/tonne carbon price