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 2.77
Milk (kg) -47.00 -0.014 0.66
Fat (kg) 7.76 -0.375 -2.91
Prot (kg) -11.38 -0.441 5.02
Fertility Sub Index 4.82
Calving Interval (days) -2.37 -1.459 3.46
Survival (%) 1.22 1.117 1.36
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.69
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 7.38

* Based on an €80/tonne carbon price