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 -5.72
Milk (kg) 301.00 -0.014 -4.21
Fat (kg) 3.42 -0.375 -1.28
Prot (kg) 0.52 -0.441 -0.23
Fertility Sub Index -6.91
Calving Interval (days) 3.50 -1.459 -5.11
Survival (%) -1.61 1.117 -1.80
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.32
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index -12.30

* Based on an €80/tonne carbon price