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 9.11
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -6.97 -0.375 2.61
Prot (kg) -10.12 -0.441 4.47
Fertility Sub Index -6.52
Calving Interval (days) 2.41 -1.459 -3.52
Survival (%) -2.69 1.117 -3.01
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index -0.73
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 4.28

* Based on an €80/tonne carbon price