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 2.26
Milk (kg) -120.00 -0.014 1.68
Fat (kg) 0.63 -0.375 -0.24
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index 6.86
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 1.86 1.117 2.08
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.86
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.89 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 21.01

* Based on an €80/tonne carbon price