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 4.06
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -3.03 -0.375 1.13
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index -1.39
Calving Interval (days) 0.51 -1.459 -0.74
Survival (%) -0.58 1.117 -0.65
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 6.22
Carcass Weight (kg) -11.40 -0.528 6.01
Age of Slaughter (days) -0.48 -0.432 0.21
Maintenance Sub Index Maint. Sub Index 7.69
Live WT (kg) -25.10 -0.307 7.69
Total Carbon Sub Index 20.36

* Based on an €80/tonne carbon price