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 -1.02
Milk (kg) -30.00 -0.014 0.42
Fat (kg) 4.07 -0.375 -1.52
Prot (kg) -0.20 -0.441 0.09
Fertility Sub Index 6.21
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) 1.33 1.117 1.49
Calving Sub Index 2.11
Gestation Length (days) -2.30 -0.919 2.11
Beef Sub Index 0.34
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 10.17

* Based on an €80/tonne carbon price