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 7.67
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -11.14 -0.375 4.17
Prot (kg) -5.27 -0.441 2.33
Fertility Sub Index 0.54
Calving Interval (days) -0.80 -1.459 1.17
Survival (%) -0.56 1.117 -0.63
Calving Sub Index -1.01
Gestation Length (days) 1.10 -0.919 -1.01
Beef Sub Index -3.46
Carcass Weight (kg) 4.80 -0.528 -2.53
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 4.54

* Based on an €80/tonne carbon price