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 7.70
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -13.39 -0.375 5.02
Prot (kg) -5.09 -0.441 2.25
Fertility Sub Index 5.84
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) 2.07 1.117 2.31
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.60
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 22.75

* Based on an €80/tonne carbon price