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 3.76
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -2.12 -0.375 0.79
Prot (kg) -3.49 -0.441 1.54
Fertility Sub Index -0.15
Calving Interval (days) 0.12 -1.459 -0.18
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index 0.43
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 5.01

* Based on an €80/tonne carbon price