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 12.02
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -12.31 -0.375 4.61
Prot (kg) -8.50 -0.441 3.75
Fertility Sub Index 6.01
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 1.40 1.117 1.56
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index -1.69
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 5.51 -0.432 -2.38
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 22.29

* Based on an €80/tonne carbon price