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 12.22
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -12.29 -0.375 4.60
Prot (kg) -12.70 -0.441 5.61
Fertility Sub Index -14.34
Calving Interval (days) 6.89 -1.459 -10.05
Survival (%) -3.84 1.117 -4.29
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index -1.40
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 4.70 -0.432 -2.03
Maintenance Sub Index Maint. Sub Index -3.16
Live WT (kg) 10.30 -0.307 -3.16
Total Carbon Sub Index -6.67

* Based on an €80/tonne carbon price