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 26.11
Milk (kg) -518.00 -0.014 7.25
Fat (kg) -27.58 -0.375 10.33
Prot (kg) -19.33 -0.441 8.53
Fertility Sub Index 5.05
Calving Interval (days) -4.11 -1.459 6.00
Survival (%) -0.85 1.117 -0.95
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 0.00
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 33.42

* Based on an €80/tonne carbon price