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 7.35
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -9.42 -0.375 3.53
Prot (kg) -6.22 -0.441 2.75
Fertility Sub Index 9.80
Calving Interval (days) -5.85 -1.459 8.54
Survival (%) 1.13 1.117 1.26
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.10
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 26.93

* Based on an €80/tonne carbon price