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 4.91
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -6.49 -0.375 2.43
Prot (kg) -4.00 -0.441 1.77
Fertility Sub Index 3.77
Calving Interval (days) -2.02 -1.459 2.95
Survival (%) 0.74 1.117 0.83
Calving Sub Index -1.11
Gestation Length (days) 1.21 -0.919 -1.11
Beef Sub Index -1.07
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 1.25 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 9.79

* Based on an €80/tonne carbon price