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 -3.81
Milk (kg) 258.00 -0.014 -3.61
Fat (kg) 3.16 -0.375 -1.18
Prot (kg) -2.24 -0.441 0.99
Fertility Sub Index -7.10
Calving Interval (days) 4.98 -1.459 -7.27
Survival (%) 0.15 1.117 0.17
Calving Sub Index 1.01
Gestation Length (days) -1.10 -0.919 1.01
Beef Sub Index -2.35
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 6.18 -0.432 -2.67
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -13.77

* Based on an €80/tonne carbon price