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 3.59
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -4.34 -0.375 1.63
Prot (kg) -4.35 -0.441 1.92
Fertility Sub Index -13.26
Calving Interval (days) 5.65 -1.459 -8.24
Survival (%) -4.49 1.117 -5.02
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 2.43
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -2.81 -0.432 1.21
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -5.00

* Based on an €80/tonne carbon price