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 12.50
Milk (kg) -347.00 -0.014 4.86
Fat (kg) -9.74 -0.375 3.65
Prot (kg) -9.06 -0.441 4.00
Fertility Sub Index 7.32
Calving Interval (days) -5.49 -1.459 8.01
Survival (%) -0.62 1.117 -0.69
Calving Sub Index 2.00
Gestation Length (days) -2.18 -0.919 2.00
Beef Sub Index -0.59
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) -1.20 -0.432 0.52
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 21.66

* Based on an €80/tonne carbon price