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 0.98
Milk (kg) -220.00 -0.014 3.08
Fat (kg) 7.49 -0.375 -2.81
Prot (kg) -1.59 -0.441 0.70
Fertility Sub Index 4.82
Calving Interval (days) -3.67 -1.459 5.35
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 0.26
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index 5.28

* Based on an €80/tonne carbon price