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 7.10
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -5.91 -0.375 2.21
Prot (kg) -5.78 -0.441 2.55
Fertility Sub Index 3.30
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 2.04
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 17.05

* Based on an €80/tonne carbon price