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 8.18
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -6.13 -0.375 2.30
Prot (kg) -5.62 -0.441 2.48
Fertility Sub Index 9.24
Calving Interval (days) -5.11 -1.459 7.46
Survival (%) 1.60 1.117 1.79
Calving Sub Index 3.01
Gestation Length (days) -3.28 -0.919 3.01
Beef Sub Index 3.47
Carcass Weight (kg) -10.90 -0.528 5.75
Age of Slaughter (days) 5.27 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 30.20

* Based on an €80/tonne carbon price