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 8.13
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -7.37 -0.375 2.76
Prot (kg) -9.78 -0.441 4.32
Fertility Sub Index -10.97
Calving Interval (days) 5.49 -1.459 -8.01
Survival (%) -2.65 1.117 -2.96
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index -0.89
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index -1.26
Live WT (kg) 4.10 -0.307 -1.26
Total Carbon Sub Index -4.91

* Based on an €80/tonne carbon price