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 20.36
Milk (kg) -497.00 -0.014 6.96
Fat (kg) -17.01 -0.375 6.37
Prot (kg) -15.93 -0.441 7.03
Fertility Sub Index 6.30
Calving Interval (days) -2.80 -1.459 4.09
Survival (%) 1.98 1.117 2.21
Calving Sub Index -1.42
Gestation Length (days) 1.55 -0.919 -1.42
Beef Sub Index -2.67
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 8.74 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 28.91

* Based on an €80/tonne carbon price