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 23.59
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -25.13 -0.375 9.41
Prot (kg) -24.17 -0.441 10.67
Fertility Sub Index 5.74
Calving Interval (days) -2.50 -1.459 3.65
Survival (%) 1.87 1.117 2.09
Calving Sub Index -1.54
Gestation Length (days) 1.67 -0.919 -1.54
Beef Sub Index -2.22
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 6.60 -0.432 -2.85
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 31.55

* Based on an €80/tonne carbon price