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 -1.55
Milk (kg) 88.00 -0.014 -1.23
Fat (kg) -2.52 -0.375 0.94
Prot (kg) 2.85 -0.441 -1.26
Fertility Sub Index 5.02
Calving Interval (days) -2.69 -1.459 3.92
Survival (%) 0.98 1.117 1.09
Calving Sub Index -2.02
Gestation Length (days) 2.20 -0.919 -2.02
Beef Sub Index -5.25
Carcass Weight (kg) 12.20 -0.528 -6.44
Age of Slaughter (days) -2.74 -0.432 1.18
Maintenance Sub Index Maint. Sub Index -8.37
Live WT (kg) 27.30 -0.307 -8.37
Total Carbon Sub Index -12.17

* Based on an €80/tonne carbon price