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 -7.06
Milk (kg) 155.00 -0.014 -2.17
Fat (kg) 7.53 -0.375 -2.82
Prot (kg) 4.70 -0.441 -2.07
Fertility Sub Index -2.24
Calving Interval (days) 4.01 -1.459 -5.85
Survival (%) 3.23 1.117 3.61
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index -1.44
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 3.57 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index -8.64

* Based on an €80/tonne carbon price