Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 8.93
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -9.89 -0.375 3.70
Prot (kg) -7.17 -0.441 3.16
Fertility Sub Index -6.01
Calving Interval (days) 3.94 -1.459 -5.75
Survival (%) -0.23 1.117 -0.26
Calving Sub Index -0.84
Gestation Length (days) 0.91 -0.919 -0.84
Beef Sub Index -1.61
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 7.02 -0.432 -3.03
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 5.72

* Based on an €80/tonne carbon price