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 -1.93
Milk (kg) 50.00 -0.014 -0.70
Fat (kg) 1.51 -0.375 -0.57
Prot (kg) 1.51 -0.441 -0.67
Fertility Sub Index -4.44
Calving Interval (days) 2.15 -1.459 -3.14
Survival (%) -1.17 1.117 -1.31
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.19
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index -4.60

* Based on an €80/tonne carbon price