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 11.54
Milk (kg) -304.00 -0.014 4.26
Fat (kg) -5.00 -0.375 1.87
Prot (kg) -12.25 -0.441 5.41
Fertility Sub Index -3.85
Calving Interval (days) 1.95 -1.459 -2.85
Survival (%) -0.90 1.117 -1.01
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index 0.94
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -0.09 -0.432 0.04
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 12.14

* Based on an €80/tonne carbon price