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 -4.33
Milk (kg) 74.00 -0.014 -1.04
Fat (kg) 7.52 -0.375 -2.82
Prot (kg) 1.08 -0.441 -0.48
Fertility Sub Index -9.11
Calving Interval (days) 5.37 -1.459 -7.84
Survival (%) -1.14 1.117 -1.27
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index -0.83
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index -10.08

* Based on an €80/tonne carbon price