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 11.71
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -12.13 -0.375 4.54
Prot (kg) -11.87 -0.441 5.24
Fertility Sub Index -9.03
Calving Interval (days) 4.69 -1.459 -6.84
Survival (%) -1.96 1.117 -2.19
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.30
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 3.03

* Based on an €80/tonne carbon price