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 4.15
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -2.48 -0.375 0.93
Prot (kg) -3.24 -0.441 1.43
Fertility Sub Index -15.63
Calving Interval (days) 7.12 -1.459 -10.39
Survival (%) -4.69 1.117 -5.24
Calving Sub Index 1.20
Gestation Length (days) -1.31 -0.919 1.20
Beef Sub Index 1.01
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 3.77 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -7.37

* Based on an €80/tonne carbon price