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 0.62
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) -1.47 -0.375 0.55
Prot (kg) -1.14 -0.441 0.50
Fertility Sub Index 0.71
Calving Interval (days) -1.40 -1.459 2.04
Survival (%) -1.19 1.117 -1.33
Calving Sub Index 3.16
Gestation Length (days) -3.44 -0.919 3.16
Beef Sub Index 0.94
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 5.76 -0.432 -2.49
Maintenance Sub Index Maint. Sub Index -2.76
Live WT (kg) 9.00 -0.307 -2.76
Total Carbon Sub Index 2.68

* Based on an €80/tonne carbon price