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 -3.46
Milk (kg) 91.00 -0.014 -1.27
Fat (kg) 2.91 -0.375 -1.09
Prot (kg) 2.49 -0.441 -1.10
Fertility Sub Index -4.20
Calving Interval (days) 2.07 -1.459 -3.02
Survival (%) -1.06 1.117 -1.18
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.19
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index -6.03

* Based on an €80/tonne carbon price