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 13.09
Milk (kg) -285.00 -0.014 3.99
Fat (kg) -13.57 -0.375 5.08
Prot (kg) -9.11 -0.441 4.02
Fertility Sub Index 5.06
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) 1.60 1.117 1.79
Calving Sub Index -1.42
Gestation Length (days) 1.55 -0.919 -1.42
Beef Sub Index -2.07
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 4.30 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 18.30

* Based on an €80/tonne carbon price