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 -2.30
Milk (kg) 60.00 -0.014 -0.84
Fat (kg) 3.25 -0.375 -1.22
Prot (kg) 0.56 -0.441 -0.25
Fertility Sub Index -12.92
Calving Interval (days) 6.44 -1.459 -9.40
Survival (%) -3.15 1.117 -3.52
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index -2.25
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 3.86 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -2.18
Live WT (kg) 7.10 -0.307 -2.18
Total Carbon Sub Index -19.44

* Based on an €80/tonne carbon price