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 -6.47
Milk (kg) 150.00 -0.014 -2.10
Fat (kg) 7.54 -0.375 -2.82
Prot (kg) 3.50 -0.441 -1.54
Fertility Sub Index -3.79
Calving Interval (days) 1.68 -1.459 -2.45
Survival (%) -1.20 1.117 -1.34
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index -0.42
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 5.38 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index -9.27

* Based on an €80/tonne carbon price