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 -1.67
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 2.55 -0.375 -0.96
Prot (kg) 0.96 -0.441 -0.42
Fertility Sub Index -9.11
Calving Interval (days) 5.22 -1.459 -7.62
Survival (%) -1.34 1.117 -1.50
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 0.05
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.57 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index -8.51

* Based on an €80/tonne carbon price