Carbon Sub Index breakdown

Date of Evaluation Index Trait PTA * Carbon Cost (€) Contribution
PTA * Carbon Cost
May 2023 Milk Sub Index -4.67
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) 9.02 -0.375 -3.38
Prot (kg) 2.84 -0.441 -1.25
Fertility Sub Index 10.60
Calving Interval (days) -7.70 -1.459 11.23
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 2.35
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -3.62 -0.432 1.56
Maintenance Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 9.60
* Based on an €80/tonne carbon price