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 8.22
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -8.34 -0.375 3.12
Prot (kg) -8.09 -0.441 3.57
Fertility Sub Index 12.77
Calving Interval (days) -7.09 -1.459 10.34
Survival (%) 2.17 1.117 2.42
Calving Sub Index -3.10
Gestation Length (days) 3.37 -0.919 -3.10
Beef Sub Index -0.38
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) -3.52 -0.432 1.52
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 19.16

* Based on an €80/tonne carbon price