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 2.76
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -1.37 -0.375 0.51
Prot (kg) -0.55 -0.441 0.24
Fertility Sub Index -1.46
Calving Interval (days) 2.50 -1.459 -3.65
Survival (%) 1.96 1.117 2.19
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 2.48
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 3.92 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 7.02

* Based on an €80/tonne carbon price