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 11.12
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -9.08 -0.375 3.40
Prot (kg) -10.36 -0.441 4.57
Fertility Sub Index -1.23
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index -0.28
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.47 -0.432 -1.50
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 14.47

* Based on an €80/tonne carbon price