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 16.10
Milk (kg) -321.00 -0.014 4.49
Fat (kg) -14.30 -0.375 5.36
Prot (kg) -14.15 -0.441 6.25
Fertility Sub Index 4.11
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 4.20
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) -3.86 -0.432 1.67
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 29.66

* Based on an €80/tonne carbon price