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 4.73
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) -7.48 -0.375 2.80
Prot (kg) -4.46 -0.441 1.97
Fertility Sub Index -14.25
Calving Interval (days) 7.67 -1.459 -11.19
Survival (%) -2.74 1.117 -3.06
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index -0.26
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index -7.79

* Based on an €80/tonne carbon price