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 8.46
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -10.36 -0.375 3.88
Prot (kg) -6.63 -0.441 2.93
Fertility Sub Index 3.39
Calving Interval (days) -2.31 -1.459 3.37
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.84
Gestation Length (days) 0.91 -0.919 -0.84
Beef Sub Index 0.15
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 14.04

* Based on an €80/tonne carbon price