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 10.44
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -11.08 -0.375 4.15
Prot (kg) -9.46 -0.441 4.18
Fertility Sub Index 1.69
Calving Interval (days) -1.57 -1.459 2.29
Survival (%) -0.54 1.117 -0.60
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.41
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 21.50

* Based on an €80/tonne carbon price