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 -22.63
Milk (kg) 254.00 -0.014 -3.56
Fat (kg) 29.55 -0.375 -11.07
Prot (kg) 18.13 -0.441 -8.00
Fertility Sub Index -4.63
Calving Interval (days) 2.53 -1.459 -3.69
Survival (%) -0.84 1.117 -0.94
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 0.13
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.11 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index -24.66

* Based on an €80/tonne carbon price