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 3.78
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -4.68 -0.375 1.75
Prot (kg) -1.95 -0.441 0.86
Fertility Sub Index 2.28
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 0.51 1.117 0.57
Calving Sub Index -1.72
Gestation Length (days) 1.87 -0.919 -1.72
Beef Sub Index -1.47
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 4.26 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 7.98

* Based on an €80/tonne carbon price