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 3.00
Milk (kg) -285.00 -0.014 3.99
Fat (kg) 5.44 -0.375 -2.04
Prot (kg) -2.38 -0.441 1.05
Fertility Sub Index -2.29
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) -0.34 1.117 -0.38
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.20
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 1.10

* Based on an €80/tonne carbon price