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 -10.12
Milk (kg) 76.00 -0.014 -1.06
Fat (kg) 11.13 -0.375 -4.17
Prot (kg) 11.07 -0.441 -4.89
Fertility Sub Index 3.00
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) 0.40 1.117 0.45
Calving Sub Index 5.38
Gestation Length (days) -5.85 -0.919 5.38
Beef Sub Index 0.27
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 7.07 -0.432 -3.05
Maintenance Sub Index Maint. Sub Index -3.07
Live WT (kg) 10.00 -0.307 -3.07
Total Carbon Sub Index -4.54

* Based on an €80/tonne carbon price