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 10.12
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -12.36 -0.375 4.63
Prot (kg) -7.90 -0.441 3.49
Fertility Sub Index 5.85
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 1.71 1.117 1.91
Calving Sub Index -1.50
Gestation Length (days) 1.63 -0.919 -1.50
Beef Sub Index -2.70
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 7.97 -0.432 -3.44
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 17.83

* Based on an €80/tonne carbon price