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 14.04
Milk (kg) -298.00 -0.014 4.17
Fat (kg) -10.68 -0.375 4.00
Prot (kg) -13.30 -0.441 5.87
Fertility Sub Index 4.43
Calving Interval (days) -2.11 -1.459 3.08
Survival (%) 1.21 1.117 1.35
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 0.59
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.45 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 20.22

* Based on an €80/tonne carbon price