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 3.77
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -3.29 -0.375 1.23
Prot (kg) -1.19 -0.441 0.53
Fertility Sub Index 7.27
Calving Interval (days) -4.10 -1.459 5.98
Survival (%) 1.15 1.117 1.28
Calving Sub Index 3.01
Gestation Length (days) -3.27 -0.919 3.01
Beef Sub Index 4.77
Carcass Weight (kg) -11.30 -0.528 5.96
Age of Slaughter (days) 2.77 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 23.86

* Based on an €80/tonne carbon price