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 10.08
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -9.59 -0.375 3.59
Prot (kg) -11.65 -0.441 5.14
Fertility Sub Index -8.52
Calving Interval (days) 4.11 -1.459 -6.00
Survival (%) -2.26 1.117 -2.52
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 0.93
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 4.93 -0.432 -2.13
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 5.76

* Based on an €80/tonne carbon price