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 8.10
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -8.50 -0.375 3.18
Prot (kg) -5.04 -0.441 2.22
Fertility Sub Index -12.40
Calving Interval (days) 6.28 -1.459 -9.16
Survival (%) -2.90 1.117 -3.24
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index -0.41
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -4.28

* Based on an €80/tonne carbon price