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 8.25
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -7.95 -0.375 2.98
Prot (kg) -7.13 -0.441 3.15
Fertility Sub Index 6.68
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 0.74 1.117 0.83
Calving Sub Index -1.05
Gestation Length (days) 1.14 -0.919 -1.05
Beef Sub Index 1.03
Carcass Weight (kg) -2.15 -0.528 1.13
Age of Slaughter (days) 0.23 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 18.01

* Based on an €80/tonne carbon price