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 10.11
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -9.97 -0.375 3.73
Prot (kg) -11.09 -0.441 4.89
Fertility Sub Index -2.15
Calving Interval (days) 1.03 -1.459 -1.50
Survival (%) -0.58 1.117 -0.65
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.01
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 5.11 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 8.86

* Based on an €80/tonne carbon price