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 -0.31
Milk (kg) 114.00 -0.014 -1.60
Fat (kg) -3.46 -0.375 1.30
Prot (kg) 0.03 -0.441 -0.01
Fertility Sub Index -2.87
Calving Interval (days) 1.83 -1.459 -2.67
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index -1.60
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index -2.51

* Based on an €80/tonne carbon price