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 4.89
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -6.22 -0.375 2.33
Prot (kg) -5.73 -0.441 2.53
Fertility Sub Index 0.92
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index 0.81
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 6.95

* Based on an €80/tonne carbon price