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 10.20
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -8.60 -0.375 3.22
Prot (kg) -10.95 -0.441 4.83
Fertility Sub Index 1.10
Calving Interval (days) -0.96 -1.459 1.40
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index -1.01
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 4.54 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 9.17

* Based on an €80/tonne carbon price