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 4.65
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -3.33 -0.375 1.25
Prot (kg) -2.79 -0.441 1.23
Fertility Sub Index 6.00
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 1.48 1.117 1.65
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -6.11
Carcass Weight (kg) 13.30 -0.528 -7.02
Age of Slaughter (days) -2.09 -0.432 0.90
Maintenance Sub Index Maint. Sub Index -7.57
Live WT (kg) 24.70 -0.307 -7.57
Total Carbon Sub Index -4.60

* Based on an €80/tonne carbon price