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 1.47
Milk (kg) -50.00 -0.014 0.70
Fat (kg) 1.13 -0.375 -0.42
Prot (kg) -2.71 -0.441 1.20
Fertility Sub Index 0.77
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 0.14 1.117 0.16
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.43
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 4.37

* Based on an €80/tonne carbon price