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 2.31
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -1.14 -0.375 0.43
Prot (kg) 0.24 -0.441 -0.11
Fertility Sub Index -4.05
Calving Interval (days) 1.61 -1.459 -2.35
Survival (%) -1.52 1.117 -1.70
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 0.66
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.63 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -0.11

* Based on an €80/tonne carbon price