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 3.94
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -5.19 -0.375 1.94
Prot (kg) -2.66 -0.441 1.17
Fertility Sub Index -7.42
Calving Interval (days) 4.26 -1.459 -6.22
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index -1.34
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 0.67 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index -1.99
Live WT (kg) 6.50 -0.307 -1.99
Total Carbon Sub Index -6.60

* Based on an €80/tonne carbon price