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 9.92
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -8.98 -0.375 3.36
Prot (kg) -9.12 -0.441 4.03
Fertility Sub Index 0.42
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) -0.19 1.117 -0.21
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 2.76
Carcass Weight (kg) -9.60 -0.528 5.06
Age of Slaughter (days) 5.33 -0.432 -2.30
Maintenance Sub Index Maint. Sub Index 8.55
Live WT (kg) -27.90 -0.307 8.55
Total Carbon Sub Index 21.67

* Based on an €80/tonne carbon price