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 14.47
Milk (kg) -324.00 -0.014 4.54
Fat (kg) -10.50 -0.375 3.93
Prot (kg) -13.60 -0.441 6.00
Fertility Sub Index -0.27
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) -0.92 1.117 -1.03
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.91
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 0.34 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 20.94

* Based on an €80/tonne carbon price