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 -2.43
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 2.74 -0.375 -1.03
Prot (kg) 2.95 -0.441 -1.30
Fertility Sub Index 7.22
Calving Interval (days) -3.43 -1.459 5.00
Survival (%) 1.98 1.117 2.21
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.79
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 7.00

* Based on an €80/tonne carbon price