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 -11.34
Milk (kg) 60.00 -0.014 -0.84
Fat (kg) 16.06 -0.375 -6.02
Prot (kg) 10.16 -0.441 -4.48
Fertility Sub Index 2.80
Calving Interval (days) -1.21 -1.459 1.77
Survival (%) 0.93 1.117 1.04
Calving Sub Index 3.09
Gestation Length (days) -3.36 -0.919 3.09
Beef Sub Index 0.10
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 4.30 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index -6.15

* Based on an €80/tonne carbon price