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 6.74
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -5.07 -0.375 1.90
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index -4.06
Calving Interval (days) 2.41 -1.459 -3.52
Survival (%) -0.49 1.117 -0.55
Calving Sub Index 2.14
Gestation Length (days) -2.33 -0.919 2.14
Beef Sub Index 2.35
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 10.75

* Based on an €80/tonne carbon price