Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -3.37
Milk (kg) 68.00 -0.014 -0.95
Fat (kg) 4.45 -0.375 -1.67
Prot (kg) 1.71 -0.441 -0.75
Fertility Sub Index -0.24
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.14
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.75 -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 -1.79

* Based on an €80/tonne carbon price