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 -1.24
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 1.00 -0.375 -0.37
Prot (kg) 1.29 -0.441 -0.57
Fertility Sub Index -5.16
Calving Interval (days) 2.44 -1.459 -3.56
Survival (%) -1.43 1.117 -1.60
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 0.17
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -4.84

* Based on an €80/tonne carbon price