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 1.90
Milk (kg) -199.00 -0.014 2.79
Fat (kg) 2.33 -0.375 -0.87
Prot (kg) 0.02 -0.441 -0.01
Fertility Sub Index -2.22
Calving Interval (days) 0.97 -1.459 -1.42
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 0.38
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 4.12 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 3.58

* Based on an €80/tonne carbon price