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 12.10
Milk (kg) -320.00 -0.014 4.48
Fat (kg) -6.26 -0.375 2.34
Prot (kg) -11.95 -0.441 5.27
Fertility Sub Index 1.20
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) 0.47 1.117 0.53
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 0.47
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 7.17
Live WT (kg) -23.40 -0.307 7.17
Total Carbon Sub Index 21.58

* Based on an €80/tonne carbon price