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 18.93
Milk (kg) -444.00 -0.014 6.22
Fat (kg) -15.29 -0.375 5.73
Prot (kg) -15.82 -0.441 6.98
Fertility Sub Index 3.47
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 1.08 1.117 1.21
Calving Sub Index -0.74
Gestation Length (days) 0.81 -0.919 -0.74
Beef Sub Index -3.96
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 4.54 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 18.44

* Based on an €80/tonne carbon price