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 1.74
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -2.61 -0.375 0.98
Prot (kg) -0.30 -0.441 0.13
Fertility Sub Index -0.95
Calving Interval (days) 1.48 -1.459 -2.16
Survival (%) 1.08 1.117 1.21
Calving Sub Index -0.49
Gestation Length (days) 0.53 -0.919 -0.49
Beef Sub Index -1.85
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 7.33 -0.432 -3.16
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 4.13

* Based on an €80/tonne carbon price