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 4.20
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -3.49 -0.375 1.31
Prot (kg) -5.69 -0.441 2.51
Fertility Sub Index -3.14
Calving Interval (days) 1.53 -1.459 -2.23
Survival (%) -0.81 1.117 -0.90
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.10
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.20 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 2.16

* Based on an €80/tonne carbon price