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 2.32
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -3.14 -0.375 1.18
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index -0.24
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) 1.33 1.117 1.49
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index -2.05
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 7.80 -0.432 -3.37
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 5.48

* Based on an €80/tonne carbon price