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 4.18
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -1.99 -0.375 0.75
Prot (kg) -7.14 -0.441 3.15
Fertility Sub Index -9.35
Calving Interval (days) 4.90 -1.459 -7.15
Survival (%) -1.97 1.117 -2.20
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -0.35
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index -5.80

* Based on an €80/tonne carbon price