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 14.00
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -20.70 -0.375 7.75
Prot (kg) -7.21 -0.441 3.18
Fertility Sub Index -6.21
Calving Interval (days) 3.84 -1.459 -5.60
Survival (%) -0.54 1.117 -0.60
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.55
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) -3.85 -0.432 1.66
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 12.56

* Based on an €80/tonne carbon price