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 9.86
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -12.98 -0.375 4.86
Prot (kg) -7.84 -0.441 3.46
Fertility Sub Index 0.24
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 1.45
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 15.05

* Based on an €80/tonne carbon price