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 4.80
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -2.52 -0.375 0.94
Prot (kg) -4.55 -0.441 2.01
Fertility Sub Index -8.53
Calving Interval (days) 4.33 -1.459 -6.32
Survival (%) -1.98 1.117 -2.21
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index 0.14
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.16 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index -2.76

* Based on an €80/tonne carbon price