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 3.53
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -2.75 -0.375 1.03
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index 1.38
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) -0.72 1.117 -0.80
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.29
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 0.07 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 9.92

* Based on an €80/tonne carbon price