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 8.29
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -10.25 -0.375 3.84
Prot (kg) -6.49 -0.441 2.86
Fertility Sub Index 4.98
Calving Interval (days) -3.51 -1.459 5.12
Survival (%) -0.13 1.117 -0.15
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 0.05
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 16.84

* Based on an €80/tonne carbon price