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 5.17
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -4.67 -0.375 1.75
Prot (kg) -7.18 -0.441 3.17
Fertility Sub Index -11.87
Calving Interval (days) 6.10 -1.459 -8.90
Survival (%) -2.66 1.117 -2.97
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.14
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.50 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index -3.90

* Based on an €80/tonne carbon price