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 3.27
Milk (kg) -220.00 -0.014 3.08
Fat (kg) 3.24 -0.375 -1.21
Prot (kg) -3.18 -0.441 1.40
Fertility Sub Index -14.68
Calving Interval (days) 7.35 -1.459 -10.72
Survival (%) -3.54 1.117 -3.95
Calving Sub Index -1.16
Gestation Length (days) 1.26 -0.919 -1.16
Beef Sub Index -2.65
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index -4.90
Live WT (kg) 16.00 -0.307 -4.90
Total Carbon Sub Index -20.12

* Based on an €80/tonne carbon price