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 24.19
Milk (kg) -552.00 -0.014 7.73
Fat (kg) -20.23 -0.375 7.58
Prot (kg) -20.13 -0.441 8.88
Fertility Sub Index -1.43
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) 0.13 1.117 0.15
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -1.63
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 9.04 -0.432 -3.90
Maintenance Sub Index Maint. Sub Index 7.48
Live WT (kg) -24.40 -0.307 7.48
Total Carbon Sub Index 29.30

* Based on an €80/tonne carbon price