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 22.42
Milk (kg) -518.00 -0.014 7.25
Fat (kg) -20.17 -0.375 7.55
Prot (kg) -17.26 -0.441 7.62
Fertility Sub Index -0.18
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.84
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.68 -0.432 1.16
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 30.65

* Based on an €80/tonne carbon price