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 4.68
Milk (kg) -142.00 -0.014 1.99
Fat (kg) 1.19 -0.375 -0.45
Prot (kg) -7.10 -0.441 3.13
Fertility Sub Index 14.99
Calving Interval (days) -7.19 -1.459 10.49
Survival (%) 4.03 1.117 4.50
Calving Sub Index -3.42
Gestation Length (days) 3.72 -0.919 -3.42
Beef Sub Index 1.74
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.22 -0.432 0.53
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 20.50

* Based on an €80/tonne carbon price