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 9.08
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -6.00 -0.375 2.25
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 5.50
Calving Interval (days) -3.29 -1.459 4.80
Survival (%) 0.63 1.117 0.70
Calving Sub Index 2.10
Gestation Length (days) -2.29 -0.919 2.10
Beef Sub Index -2.23
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) 0.28 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index 12.68

* Based on an €80/tonne carbon price