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 -5.38
Milk (kg) -11.00 -0.014 0.15
Fat (kg) 13.12 -0.375 -4.91
Prot (kg) 1.41 -0.441 -0.62
Fertility Sub Index -9.84
Calving Interval (days) 6.02 -1.459 -8.78
Survival (%) -0.95 1.117 -1.06
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -0.78
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index -14.01

* Based on an €80/tonne carbon price