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 22.80
Milk (kg) -716.00 -0.014 10.02
Fat (kg) -14.44 -0.375 5.41
Prot (kg) -16.69 -0.441 7.37
Fertility Sub Index 6.21
Calving Interval (days) -3.88 -1.459 5.66
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 0.06
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 32.20

* Based on an €80/tonne carbon price