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 7.09
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -8.64 -0.375 3.24
Prot (kg) -6.86 -0.441 3.03
Fertility Sub Index -10.01
Calving Interval (days) 5.24 -1.459 -7.65
Survival (%) -2.12 1.117 -2.37
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index -2.15
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 3.03 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index -1.16
Live WT (kg) 3.80 -0.307 -1.16
Total Carbon Sub Index -4.54

* Based on an €80/tonne carbon price