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 4.23
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -3.04 -0.375 1.14
Prot (kg) -5.30 -0.441 2.34
Fertility Sub Index -6.56
Calving Interval (days) 3.40 -1.459 -4.96
Survival (%) -1.43 1.117 -1.60
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.27
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.79 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -0.33

* Based on an €80/tonne carbon price