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 10.13
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -12.46 -0.375 4.67
Prot (kg) -7.91 -0.441 3.49
Fertility Sub Index 0.48
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -1.03
Gestation Length (days) 1.12 -0.919 -1.03
Beef Sub Index -2.03
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 11.90

* Based on an €80/tonne carbon price