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 3.92
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -1.70 -0.375 0.64
Prot (kg) -6.13 -0.441 2.71
Fertility Sub Index 7.12
Calving Interval (days) -5.30 -1.459 7.73
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 3.06
Gestation Length (days) -3.33 -0.919 3.06
Beef Sub Index -0.24
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) -3.47 -0.432 1.50
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index 12.04

* Based on an €80/tonne carbon price