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 0.16
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -1.30 -0.375 0.49
Prot (kg) 2.51 -0.441 -1.11
Fertility Sub Index 5.39
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) 0.57 1.117 0.64
Calving Sub Index 1.70
Gestation Length (days) -1.85 -0.919 1.70
Beef Sub Index -1.59
Carcass Weight (kg) 4.80 -0.528 -2.53
Age of Slaughter (days) -2.19 -0.432 0.95
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index 3.64

* Based on an €80/tonne carbon price