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 7.16
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) -11.48 -0.375 4.30
Prot (kg) -6.58 -0.441 2.90
Fertility Sub Index -2.74
Calving Interval (days) 2.21 -1.459 -3.22
Survival (%) 0.43 1.117 0.48
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index -2.18
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 2.49

* Based on an €80/tonne carbon price