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 7.74
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -6.62 -0.375 2.48
Prot (kg) -6.58 -0.441 2.90
Fertility Sub Index -1.92
Calving Interval (days) 1.46 -1.459 -2.13
Survival (%) 0.19 1.117 0.21
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 3.13
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 14.97

* Based on an €80/tonne carbon price