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 8.38
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -12.38 -0.375 4.64
Prot (kg) -6.90 -0.441 3.05
Fertility Sub Index 0.44
Calving Interval (days) -1.30 -1.459 1.90
Survival (%) -1.30 1.117 -1.45
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 2.76
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.33 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 16.14

* Based on an €80/tonne carbon price