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 -4.68
Milk (kg) -106.00 -0.014 1.48
Fat (kg) 11.25 -0.375 -4.21
Prot (kg) 4.41 -0.441 -1.95
Fertility Sub Index 11.33
Calving Interval (days) -5.50 -1.459 8.02
Survival (%) 2.96 1.117 3.31
Calving Sub Index 3.33
Gestation Length (days) -3.62 -0.919 3.33
Beef Sub Index 0.64
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.80 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index -4.60
Live WT (kg) 15.00 -0.307 -4.60
Total Carbon Sub Index 6.02

* Based on an €80/tonne carbon price