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 5.81
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -0.80 -0.375 0.30
Prot (kg) -5.67 -0.441 2.50
Fertility Sub Index 7.22
Calving Interval (days) -4.55 -1.459 6.64
Survival (%) 0.52 1.117 0.58
Calving Sub Index 3.02
Gestation Length (days) -3.29 -0.919 3.02
Beef Sub Index 4.03
Carcass Weight (kg) -8.40 -0.528 4.43
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index 19.16

* Based on an €80/tonne carbon price