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 5.31
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -6.68 -0.375 2.50
Prot (kg) -6.17 -0.441 2.72
Fertility Sub Index -9.35
Calving Interval (days) 5.50 -1.459 -8.02
Survival (%) -1.19 1.117 -1.33
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -3.64
Carcass Weight (kg) 4.80 -0.528 -2.53
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -1.50
Live WT (kg) 4.90 -0.307 -1.50
Total Carbon Sub Index -8.41

* Based on an €80/tonne carbon price