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 6.86
Milk (kg) -159.00 -0.014 2.23
Fat (kg) -6.45 -0.375 2.42
Prot (kg) -5.02 -0.441 2.22
Fertility Sub Index 5.53
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 3.21
Gestation Length (days) -3.49 -0.919 3.21
Beef Sub Index 4.19
Carcass Weight (kg) -9.80 -0.528 5.17
Age of Slaughter (days) 2.26 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 22.55

* Based on an €80/tonne carbon price