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 1.76
Milk (kg) -32.00 -0.014 0.45
Fat (kg) 3.53 -0.375 -1.32
Prot (kg) -5.96 -0.441 2.63
Fertility Sub Index 2.68
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) 0.56 1.117 0.63
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.16
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 5.43

* Based on an €80/tonne carbon price