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 6.30
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -4.23 -0.375 1.58
Prot (kg) -7.49 -0.441 3.31
Fertility Sub Index -10.26
Calving Interval (days) 5.22 -1.459 -7.62
Survival (%) -2.37 1.117 -2.65
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index -0.05
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.67 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index -1.38
Live WT (kg) 4.50 -0.307 -1.38
Total Carbon Sub Index -5.43

* Based on an €80/tonne carbon price