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 -14.68
Milk (kg) 377.00 -0.014 -5.28
Fat (kg) 13.01 -0.375 -4.87
Prot (kg) 10.27 -0.441 -4.53
Fertility Sub Index -1.60
Calving Interval (days) 1.51 -1.459 -2.20
Survival (%) 0.54 1.117 0.60
Calving Sub Index 2.32
Gestation Length (days) -2.52 -0.919 2.32
Beef Sub Index -1.00
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 7.44 -0.432 -3.21
Maintenance Sub Index Maint. Sub Index -6.44
Live WT (kg) 21.00 -0.307 -6.44
Total Carbon Sub Index -21.40

* Based on an €80/tonne carbon price