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 2.05
Milk (kg) -96.00 -0.014 1.34
Fat (kg) 0.79 -0.375 -0.30
Prot (kg) -2.28 -0.441 1.01
Fertility Sub Index 5.67
Calving Interval (days) -4.54 -1.459 6.62
Survival (%) -0.85 1.117 -0.95
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -2.57
Carcass Weight (kg) 5.10 -0.528 -2.69
Age of Slaughter (days) -0.28 -0.432 0.12
Maintenance Sub Index Maint. Sub Index -7.27
Live WT (kg) 23.70 -0.307 -7.27
Total Carbon Sub Index -1.00

* Based on an €80/tonne carbon price