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 4.66
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -2.98 -0.375 1.12
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index 7.44
Calving Interval (days) -3.76 -1.459 5.49
Survival (%) 1.75 1.117 1.96
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 3.27
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) -1.11 -0.432 0.48
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 17.49

* Based on an €80/tonne carbon price