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 3.54
Milk (kg) -306.00 -0.014 4.28
Fat (kg) 2.40 -0.375 -0.90
Prot (kg) -0.34 -0.441 0.15
Fertility Sub Index 9.65
Calving Interval (days) -6.09 -1.459 8.89
Survival (%) 0.68 1.117 0.76
Calving Sub Index 2.86
Gestation Length (days) -3.11 -0.919 2.86
Beef Sub Index 2.02
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 18.67

* Based on an €80/tonne carbon price