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 8.40
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -7.86 -0.375 2.94
Prot (kg) -9.28 -0.441 4.10
Fertility Sub Index -13.96
Calving Interval (days) 6.98 -1.459 -10.18
Survival (%) -3.38 1.117 -3.78
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -0.54
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 5.03 -0.432 -2.17
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index -4.14

* Based on an €80/tonne carbon price