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 -8.27
Milk (kg) 259.00 -0.014 -3.63
Fat (kg) 8.53 -0.375 -3.19
Prot (kg) 3.29 -0.441 -1.45
Fertility Sub Index -4.99
Calving Interval (days) 2.29 -1.459 -3.34
Survival (%) -1.48 1.117 -1.65
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index -3.93
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 3.86 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index -17.60

* Based on an €80/tonne carbon price