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 3.23
Milk (kg) -73.00 -0.014 1.02
Fat (kg) 3.24 -0.375 -1.21
Prot (kg) -7.76 -0.441 3.42
Fertility Sub Index -7.95
Calving Interval (days) 4.53 -1.459 -6.61
Survival (%) -1.20 1.117 -1.34
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 0.70
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index -2.36
Live WT (kg) 7.70 -0.307 -2.36
Total Carbon Sub Index -5.52

* Based on an €80/tonne carbon price