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 15.38
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -16.86 -0.375 6.32
Prot (kg) -13.63 -0.441 6.02
Fertility Sub Index 4.04
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) 1.42 1.117 1.59
Calving Sub Index -0.63
Gestation Length (days) 0.68 -0.919 -0.63
Beef Sub Index 4.08
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) -0.66 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 28.91

* Based on an €80/tonne carbon price