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 6.48
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -5.55 -0.375 2.08
Prot (kg) -5.09 -0.441 2.25
Fertility Sub Index 6.84
Calving Interval (days) -3.94 -1.459 5.75
Survival (%) 0.98 1.117 1.09
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 0.45
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 17.63

* Based on an €80/tonne carbon price