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 -3.11
Milk (kg) 42.00 -0.014 -0.59
Fat (kg) 2.85 -0.375 -1.07
Prot (kg) 3.29 -0.441 -1.45
Fertility Sub Index -4.94
Calving Interval (days) 3.01 -1.459 -4.39
Survival (%) -0.49 1.117 -0.55
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -0.02
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 5.92 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index -4.02

* Based on an €80/tonne carbon price