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 7.12
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -7.84 -0.375 2.94
Prot (kg) -5.95 -0.441 2.63
Fertility Sub Index 0.95
Calving Interval (days) -0.10 -1.459 0.15
Survival (%) 0.72 1.117 0.80
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -2.52
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 8.52 -0.432 -3.68
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 10.56

* Based on an €80/tonne carbon price