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 9.03
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -10.44 -0.375 3.91
Prot (kg) -8.52 -0.441 3.76
Fertility Sub Index -11.15
Calving Interval (days) 5.48 -1.459 -8.00
Survival (%) -2.82 1.117 -3.15
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index -0.30
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.78 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -3.31

* Based on an €80/tonne carbon price