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 2.05
Milk (kg) 11.00 -0.014 -0.15
Fat (kg) -3.03 -0.375 1.13
Prot (kg) -2.43 -0.441 1.07
Fertility Sub Index -2.77
Calving Interval (days) 1.44 -1.459 -2.10
Survival (%) -0.60 1.117 -0.67
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.10
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 0.60

* Based on an €80/tonne carbon price