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 12.50
Milk (kg) -264.00 -0.014 3.70
Fat (kg) -12.28 -0.375 4.60
Prot (kg) -9.53 -0.441 4.21
Fertility Sub Index 0.85
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) -1.58 1.117 -1.77
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 1.67
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 18.56

* Based on an €80/tonne carbon price