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 2.30
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -0.76 -0.375 0.28
Prot (kg) -1.51 -0.441 0.67
Fertility Sub Index -1.05
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) 0.76 1.117 0.85
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index 0.32
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 4.75 -0.432 -2.05
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 6.55

* Based on an €80/tonne carbon price