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 10.93
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -9.75 -0.375 3.65
Prot (kg) -11.51 -0.441 5.08
Fertility Sub Index -3.88
Calving Interval (days) 1.83 -1.459 -2.67
Survival (%) -1.08 1.117 -1.21
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.06
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 8.00

* Based on an €80/tonne carbon price