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 -4.42
Milk (kg) 106.00 -0.014 -1.48
Fat (kg) 4.34 -0.375 -1.63
Prot (kg) 2.97 -0.441 -1.31
Fertility Sub Index -15.96
Calving Interval (days) 8.72 -1.459 -12.72
Survival (%) -2.90 1.117 -3.24
Calving Sub Index 2.01
Gestation Length (days) -2.19 -0.919 2.01
Beef Sub Index -2.01
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index -19.40

* Based on an €80/tonne carbon price