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 13.88
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -9.79 -0.375 3.67
Prot (kg) -12.54 -0.441 5.53
Fertility Sub Index 1.79
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.77 1.117 0.86
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 0.84
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 18.58

* Based on an €80/tonne carbon price