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 1.03
Milk (kg) -142.00 -0.014 1.99
Fat (kg) 3.21 -0.375 -1.20
Prot (kg) -0.55 -0.441 0.24
Fertility Sub Index 5.14
Calving Interval (days) -2.48 -1.459 3.62
Survival (%) 1.36 1.117 1.52
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index -2.12
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 7.12 -0.432 -3.07
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 9.48

* Based on an €80/tonne carbon price