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 19.27
Milk (kg) -462.00 -0.014 6.47
Fat (kg) -19.13 -0.375 7.17
Prot (kg) -12.78 -0.441 5.64
Fertility Sub Index -1.69
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) -1.30 1.117 -1.45
Calving Sub Index 2.10
Gestation Length (days) -2.28 -0.919 2.10
Beef Sub Index -0.98
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) -2.61 -0.432 1.13
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 19.50

* Based on an €80/tonne carbon price