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 -0.35
Milk (kg) -45.00 -0.014 0.63
Fat (kg) 2.12 -0.375 -0.79
Prot (kg) 0.42 -0.441 -0.19
Fertility Sub Index -1.38
Calving Interval (days) 0.58 -1.459 -0.85
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -0.28
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 4.55 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 3.99

* Based on an €80/tonne carbon price