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 7.04
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -5.82 -0.375 2.18
Prot (kg) -7.34 -0.441 3.24
Fertility Sub Index 7.61
Calving Interval (days) -3.86 -1.459 5.63
Survival (%) 1.77 1.117 1.98
Calving Sub Index -0.53
Gestation Length (days) 0.58 -0.919 -0.53
Beef Sub Index 1.50
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.05 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 19.54

* Based on an €80/tonne carbon price