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 5.91
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -5.76 -0.375 2.16
Prot (kg) -5.97 -0.441 2.63
Fertility Sub Index 2.37
Calving Interval (days) -1.09 -1.459 1.59
Survival (%) 0.70 1.117 0.78
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index -1.17
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 4.31 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index -0.86
Live WT (kg) 2.80 -0.307 -0.86
Total Carbon Sub Index 6.30

* Based on an €80/tonne carbon price