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 6.92
Milk (kg) -228.00 -0.014 3.19
Fat (kg) -2.89 -0.375 1.08
Prot (kg) -5.99 -0.441 2.64
Fertility Sub Index 4.21
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -1.80
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 8.44 -0.432 -3.64
Maintenance Sub Index Maint. Sub Index 7.11
Live WT (kg) -23.20 -0.307 7.11
Total Carbon Sub Index 17.19

* Based on an €80/tonne carbon price