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 2.86
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -4.01 -0.375 1.50
Prot (kg) -0.85 -0.441 0.38
Fertility Sub Index 0.84
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.79
Gestation Length (days) 0.86 -0.919 -0.79
Beef Sub Index -3.47
Carcass Weight (kg) 4.60 -0.528 -2.43
Age of Slaughter (days) 2.41 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index -2.33
Live WT (kg) 7.60 -0.307 -2.33
Total Carbon Sub Index -2.89

* Based on an €80/tonne carbon price