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 8.90
Milk (kg) -285.00 -0.014 3.99
Fat (kg) -4.83 -0.375 1.81
Prot (kg) -7.03 -0.441 3.10
Fertility Sub Index 6.93
Calving Interval (days) -5.49 -1.459 8.01
Survival (%) -0.97 1.117 -1.08
Calving Sub Index -3.81
Gestation Length (days) 4.14 -0.919 -3.81
Beef Sub Index 4.60
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) -1.97 -0.432 0.85
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 22.77

* Based on an €80/tonne carbon price