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 10.94
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -11.85 -0.375 4.44
Prot (kg) -7.81 -0.441 3.45
Fertility Sub Index 5.78
Calving Interval (days) -5.13 -1.459 7.48
Survival (%) -1.53 1.117 -1.71
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -1.55
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 16.55

* Based on an €80/tonne carbon price