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 10.76
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -13.09 -0.375 4.90
Prot (kg) -8.64 -0.441 3.81
Fertility Sub Index 9.01
Calving Interval (days) -4.97 -1.459 7.25
Survival (%) 1.57 1.117 1.75
Calving Sub Index -1.08
Gestation Length (days) 1.18 -0.919 -1.08
Beef Sub Index 2.72
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) -1.18 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 26.68

* Based on an €80/tonne carbon price