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 8.38
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -4.37 -0.375 1.64
Prot (kg) -8.02 -0.441 3.54
Fertility Sub Index 0.23
Calving Interval (days) -0.94 -1.459 1.37
Survival (%) -1.02 1.117 -1.14
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index -0.89
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index 5.69

* Based on an €80/tonne carbon price