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 -4.03
Milk (kg) 114.00 -0.014 -1.60
Fat (kg) 5.00 -0.375 -1.87
Prot (kg) 1.27 -0.441 -0.56
Fertility Sub Index -0.97
Calving Interval (days) 0.52 -1.459 -0.76
Survival (%) -0.19 1.117 -0.21
Calving Sub Index 1.90
Gestation Length (days) -2.07 -0.919 1.90
Beef Sub Index -2.48
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) 3.42 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index -5.95

* Based on an €80/tonne carbon price