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 1.63
Milk (kg) -133.00 -0.014 1.86
Fat (kg) 3.47 -0.375 -1.30
Prot (kg) -2.41 -0.441 1.06
Fertility Sub Index -3.53
Calving Interval (days) 2.75 -1.459 -4.01
Survival (%) 0.43 1.117 0.48
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 0.10
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.02 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index -1.17

* Based on an €80/tonne carbon price