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 9.03
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -8.05 -0.375 3.02
Prot (kg) -4.99 -0.441 2.20
Fertility Sub Index 6.30
Calving Interval (days) -3.75 -1.459 5.47
Survival (%) 0.74 1.117 0.83
Calving Sub Index 2.33
Gestation Length (days) -2.53 -0.919 2.33
Beef Sub Index -2.17
Carcass Weight (kg) 3.50 -0.528 -1.85
Age of Slaughter (days) 0.75 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index 14.13

* Based on an €80/tonne carbon price