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 9.30
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -9.93 -0.375 3.72
Prot (kg) -6.64 -0.441 2.93
Fertility Sub Index 6.70
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) 2.37 1.117 2.65
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index -3.16
Carcass Weight (kg) 6.10 -0.528 -3.22
Age of Slaughter (days) -0.14 -0.432 0.06
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 15.14

* Based on an €80/tonne carbon price