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 15.15
Milk (kg) -232.00 -0.014 3.25
Fat (kg) -17.16 -0.375 6.43
Prot (kg) -12.41 -0.441 5.48
Fertility Sub Index 8.80
Calving Interval (days) -5.32 -1.459 7.76
Survival (%) 0.93 1.117 1.04
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 1.99
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.41 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 31.50

* Based on an €80/tonne carbon price