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 4.64
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -2.56 -0.375 0.96
Prot (kg) -3.73 -0.441 1.65
Fertility Sub Index -13.59
Calving Interval (days) 7.11 -1.459 -10.37
Survival (%) -2.88 1.117 -3.22
Calving Sub Index 1.07
Gestation Length (days) -1.16 -0.919 1.07
Beef Sub Index -0.03
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 4.34 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index -6.51

* Based on an €80/tonne carbon price