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 1.10
Milk (kg) -88.00 -0.014 1.23
Fat (kg) 1.56 -0.375 -0.58
Prot (kg) -1.03 -0.441 0.45
Fertility Sub Index -6.17
Calving Interval (days) 3.28 -1.459 -4.79
Survival (%) -1.24 1.117 -1.39
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.42
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index -3.58

* Based on an €80/tonne carbon price